Name: Bradley Klahn
Country: USA
Birthdate: 20.08.90, 34 years
Height: 182 cm
Weight: 74 kg
Left-handed
ATP ranking: 870
TOP ranking's position: 63 (17.03.14, 729 points)
Points: 20
Prize money: 1.764.256 $
Matches total: 452
Win: 250
%: 55.31 %
Country: USA
Birthdate: 20.08.90, 34 years
Height: 182 cm
Weight: 74 kg
Left-handed
ATP ranking: 870
TOP ranking's position: 63 (17.03.14, 729 points)
Points: 20
Prize money: 1.764.256 $
Matches total: 452
Win: 250
%: 55.31 %
| year | summary | Hard | Clay | I. hard | Carpet | Grass | Acrylic |
| 2023 | 4/10 | 3/9 | 0/0 | 1/1 | 0/0 | 0/0 | 0/0 |
| 2022 | 1/8 | 1/4 | 0/1 | 0/0 | 0/0 | 0/3 | 0/0 |
| 2020 | 9/11 | 4/5 | 3/4 | 2/2 | 0/0 | 0/0 | 0/0 |
| 2019 | 24/28 | 23/17 | 0/5 | 0/1 | 0/0 | 1/5 | 0/0 |
| 2018 | 42/27 | 25/13 | 4/4 | 9/7 | 0/0 | 4/3 | 0/0 |
| 2017 | 30/24 | 19/13 | 6/7 | 4/3 | 0/0 | 1/1 | 0/0 |
| 2016 | 6/2 | 0/0 | 0/0 | 6/2 | 0/0 | 0/0 | 0/0 |
| 2015 | 8/5 | 8/5 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2014 | 23/19 | 23/14 | 0/2 | 0/0 | 0/0 | 0/3 | 0/0 |
| 2013 | 56/27 | 50/15 | 6/8 | 0/2 | 0/0 | 0/2 | 0/0 |
| 2012 | 20/12 | 16/8 | 0/0 | 4/3 | 0/0 | 0/1 | 0/0 |
| 2011 | 7/6 | 7/5 | 0/0 | 0/1 | 0/0 | 0/0 | 0/0 |
| 2010 | 4/9 | 4/7 | 0/1 | 0/1 | 0/0 | 0/0 | 0/0 |
| 2009 | 10/6 | 6/3 | 4/3 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2008 | 6/4 | 4/2 | 0/1 | 0/0 | 0/0 | 2/1 | 0/0 |
| 2007 | 0/3 | 0/3 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2006 | 0/1 | 0/1 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 |
| TOTAL | 250/202 | 193/124 | 23/36 | 26/23 | 0/0 | 8/19 | 0/0 |
| perc. % | 55.31 % | 60.88 % | 38.98 % | 53.06 % | 0 % | 29.63 % | 0 % |
Bradley Klahn / Fixtures
| no matches found |
Bradley Klahn form / surface: Hard
Bradley Klahn / surface: Hard
| 14.08.23 | 1st round | Tristan Boyer | Bradley Klahn | 6-3, 7-62 |  | match details |  Stanford Challenger | Hard |
| 31.07.23 | 1st round | Michael Mmoh | Bradley Klahn | 6-3, 6-3 | | match details | Washington | Hard |
| 30.07.23 | qual. | Bradley Klahn | Sho Shimabukuro | 7-5, 6-4 |  | match details | ||
| 29.07.23 | q 1 | Bradley Klahn | James Kent Trotter | 6-4, 7-64 | | match details | ||
| 22.07.23 | q 1 | Gabriel Diallo | Bradley Klahn | 6-3, 6-2 | | match details | Atlanta | Hard |
| 20.03.23 | q 1 | Tomas Machac | Bradley Klahn | 6-4, 6-4 | | match details | Miami | Hard |
| 06.03.23 | q 1 | Alexei Popyrin | Bradley Klahn | 6-4, 7-63 | | match details | Indian Wells | Hard |
| 25.02.23 | q 1 | Elias Ymer | Bradley Klahn | 6-4, 6-4 | | match details |  Acapulco | Hard |
| 21.02.23 | 1st round | Nuno Borges | Bradley Klahn | 6-2, 6-2 | | match details | Monterrey Challenger | Hard |
| 11.01.23 | q 2 | Enzo Couacaud | Bradley Klahn | 6-3, 4-6, 6-4 | | match details |  Melbourne | Hard |
| 09.01.23 | q 1 | Bradley Klahn | Frederico Ferreira Silva | 6-3, 7-65 | | match details | ||
| 02.01.23 | 1st round | Jozef Kovalik | Bradley Klahn | 6-4, 3-6, 7-61 | | match details | Canberra Challenger | Hard |
| 17.09.22 | q 1 | Ernesto Escobedo | Bradley Klahn | 3-6, 7-66, 6-2 | | match details | San Diego | Hard |
| 24.08.22 | q 1 | Jan-Lennard Struff | Bradley Klahn | 6-4, 4-6, 6-2 | | match details | New York | Hard |
| 14.08.22 | qual. | Lorenzo Sonego | Bradley Klahn | 6-2, 6-4 | | match details | Cincinnati | Hard |
| 13.08.22 | q 1 | Bradley Klahn | Alexei Popyrin | 7-5, 7-63 | | match details | ||
| 01.08.22 | 1st round | Adrian Mannarino | Bradley Klahn | 6-2, 6-4 | | match details | Washington | Hard |
| 01.09.20 | 1st round | Sumit Nagal | Bradley Klahn | 6-1, 6-3, 3-6, 6-1 | | match details | New York | Hard |
| 02.03.20 | 1st round | Maxime Janvier | Bradley Klahn | 6-4, 6-4 | | match details | Indian Wells | Hard |
| 31.01.20 | 1/4 | Steve Johnson | Bradley Klahn | 6-4, 6-2 | | match details | Newport Beach | Hard |
| 30.01.20 | 3rd round | Bradley Klahn | Sebastian Korda | 5-7, 6-3, 6-4 | | match details | ||
| 28.01.20 | 2nd round | Bradley Klahn | Ernesto Escobedo | 7-5, 6-1 | | match details | ||
| 16.01.20 | q 1 | Viktor Troicki | Bradley Klahn | 6-4, 6-2 | | match details | Melbourne | Hard |
| 09.01.20 | 3rd round | Steve Johnson | Bradley Klahn | 6-4, 7-64 | | match details | Canberra Challenger | Hard |
| 07.01.20 | 2nd round | Bradley Klahn | Norbert Gombos | 6-3, 6-4 | | match details | ||
| 06.01.20 | 1st round | Bradley Klahn | Juan Pablo Varillas | 7-5, 6-3 | | match details | ||
| 15.11.19 | 3rd round | Michael Mmoh | Bradley Klahn | 5-7, 7-65, 7-65 | | match details | Houston Challenger | Hard |
| 13.11.19 | 2nd round | Bradley Klahn | Filip Cristian Jianu | 7-5, 6-3 | | match details | ||
| 19.10.19 | 1/2 | Yasutaka Uchiyama | Bradley Klahn | 4-6, 6-4, 6-3 | | match details |  Ningboo Challenger | Hard |
| 18.10.19 | 1/4 | Bradley Klahn | Hiroki Moriya | 4-6, 6-0, 7-5 | | match details | ||
| 17.10.19 | 3rd round | Bradley Klahn | Ji Sung Nam | 7-65, 7-63 | | match details | ||
| 16.10.19 | 2nd round | Bradley Klahn | Yosuke Watanuki | 6-75, 6-2, 6-3 | | match details | ||
| 06.10.19 | qual. | Juan Ignacio Londero | Bradley Klahn | 6-4, 7-68 | | match details | Shanghai | Hard |
| 05.10.19 | q 1 | Bradley Klahn | Nicolas Jarry | 7-64, 3-6, 7-5 | | match details | ||
| 28.09.19 | q 1 | John Millman | Bradley Klahn | 3-6, 7-69, 6-2 | | match details |  Tokyo | Hard |
| 26.09.19 | 2nd round | Denis Shapovalov | Bradley Klahn | 3-6, 6-3, 7-63 | | match details | Chengdu | Hard |
| 23.09.19 | 1st round | Bradley Klahn | Jason Jung | 4-6, 6-3, 7-62 | | match details | ||
| 22.09.19 | qual. | Bradley Klahn | Lloyd Harris | 6-3, 7-60 | | match details | ||
| 21.09.19 | q 1 | Bradley Klahn | Hiroki Moriya | 4-6, 6-3, 6-4 | | match details | ||
| 06.09.19 | 1/4 | Tommy Paul | Bradley Klahn | 6-4, 6-4 | | match details | New Haven | Hard |
| 05.09.19 | 2nd round | Bradley Klahn | Ulises Blanch | 7-67, 5-7, 7-66 | | match details | ||
| 05.09.19 | 3rd round | Bradley Klahn | Christopher Eubanks | 3-6, 6-3, 7-64 | | match details | ||
| 28.08.19 | 2nd round | Kei Nishikori | Bradley Klahn | 6-2, 4-6, 6-3, 7-5 | | match details | New York | Hard |
| 26.08.19 | 1st round | Bradley Klahn | Thiago Moura Monteiro | 6-3, 6-2, 6-3 | | match details | ||
| 10.08.19 | q 1 | Casper Ruud | Bradley Klahn | 7-65, 7-5 | | match details | Cincinnati | Hard |
| 06.08.19 | 1st round | Marin Cilic | Bradley Klahn | 6-3, 7-67 | | match details |  Montreal | Hard |
| 04.08.19 | qual. | Bradley Klahn | Steven Diez | 7-64, 7-65 | | match details | ||
| 03.08.19 | q 1 | Bradley Klahn | Viktor Troicki | 7-5, 6-3 | | match details | ||
| 29.07.19 | 1st round | Alexander Bublik | Bradley Klahn | 7-65, 6-3 | | match details | Washington | Hard |
| 25.07.19 | 2nd round | Alex De Minaur | Bradley Klahn | 6-4, 6-4 | | match details | Atlanta | Hard |
| 22.07.19 | 1st round | Bradley Klahn | Marius Copil | 7-63, 7-5 | | match details | ||
| 14.07.19 | fin | Bradley Klahn | Jason Murray Kubler | 6-2, 7-5 | | match details | Winnetka Challenger | Hard |
| 13.07.19 | 1/2 | Bradley Klahn | Denis Istomin | 6-2, 6-3 | | match details | ||
| 12.07.19 | 1/4 | Bradley Klahn | Bjorn Fratangelo | 6-4, 7-63 | | match details | ||
| 11.07.19 | 3rd round | Bradley Klahn | Donald Young | 6-1, 6-3 | | match details | ||
| 10.07.19 | 2nd round | Bradley Klahn | Max Purcell | 7-5, 6-3 | | match details | ||
| 05.04.19 | 1/4 | Donald Young | Bradley Klahn | 7-5, 6-4 | | match details | Monterrey Challenger | Hard |
| 04.04.19 | 3rd round | Bradley Klahn | Sebastian Ofner | 6-3, 6-3 | | match details | ||
| 03.04.19 | 2nd round | Bradley Klahn | Evan Song | 6-4, 6-3 | | match details | ||
| 20.03.19 | 1st round | Janko Tipsarevic | Bradley Klahn | 6-3, 6-3 | | match details | Miami | Hard |
| 07.03.19 | 1st round | Malek Jaziri | Bradley Klahn | 6-4, 6-2 | | match details | Indian Wells | Hard |
| 15.01.19 | 1st round | Hyeon Chung | Bradley Klahn | 6-75, 6-75, 6-3, 6-2, 6-4 | | match details | Melbourne | Hard |
| 07.01.19 | 1st round | Philipp Kohlschreiber | Bradley Klahn | 6-4, 7-62 | | match details |  Auckland | Hard |
| 06.01.19 | qual. | Bradley Klahn | Pablo Cuevas | 6-74, 7-63, 7-61 | | match details | ||
| 05.01.19 | q 1 | Bradley Klahn | Philipp Oswald | 7-62, 6-4 | | match details | ||
| 29.12.18 | q 1 | Christopher Eubanks | Bradley Klahn | 3-6, 6-4, 7-66 | | match details | Brisbane | Hard |
| 18.11.18 | fin | Bradley Klahn | Roy Smith | 7-64, 7-64 | | match details | Houston Challenger | Hard |
| 17.11.18 | 1/2 | Bradley Klahn | Dominik Koepfer | 6-3, 6-4 | | match details | ||
| 16.11.18 | 1/4 | Bradley Klahn | Evan Song | 6-3, 4-6, 6-1 | | match details | ||
| 15.11.18 | 2nd round | Bradley Klahn | Michael Redlicki | 6-4, 6-4 | | match details | ||
| 13.11.18 | 1st round | Bradley Klahn | Alexander Sarkissian | 6-1, 6-2 | | match details | ||
| 09.10.18 | 2nd round | Borna Coric | Bradley Klahn | 6-4, 6-2 | | match details | Shanghai | Hard |
| 08.10.18 | 1st round | Bradley Klahn | Nick Kyrgios | 4-6, 6-4, 6-3 | | match details | ||
| 07.10.18 | qual. | Bradley Klahn | Taro Daniel | 7-65, 7-63 | | match details | ||
| 06.10.18 | q 1 | Bradley Klahn | Tennys Sandgren | 4-6, 6-3, 6-4 | | match details | ||
| 24.09.18 | 1st round | Bernard Tomic | Bradley Klahn | 6-76, 7-63, 6-2 | | match details | Chengdu | Hard |
| 27.08.18 | 1st round | John Isner | Bradley Klahn | 7-63, 6-3, 6-4 | | match details | New York | Hard |
| 15.08.18 | 2nd round | Pablo Carreno-Busta | Bradley Klahn | 6-4, 6-4 | | match details | Cincinnati | Hard |
| 13.08.18 | 1st round | Bradley Klahn | Maximilian Marterer | 7-61, 6-4 | | match details | ||
| 12.08.18 | qual. | Bradley Klahn | Guillermo Garcia-Lopez | 7-62, 7-61 | | match details | ||
| 11.08.18 | q 1 | Bradley Klahn | Tennys Sandgren | 6-4, 7-61 | | match details | ||
| 08.08.18 | 2nd round | Alexander Zverev | Bradley Klahn | 6-4, 6-4 | | match details | Toronto | Hard |
| 06.08.18 | 1st round | Bradley Klahn | David Ferrer | 7-65, 6-4 | | match details | ||
| 05.08.18 | qual. | Bradley Klahn | Mirza Basic | 6-1, 7-64 | | match details | ||
| 04.08.18 | q 1 | Bradley Klahn | Bernard Tomic | 7-5, 3-0, Bernard Tomic - retired | | match details | ||
| 26.07.18 | 1st round | Mikael Torpegaard | Bradley Klahn | 7-64, 7-63 | | match details | Binghamton Challenger | Hard |
| 22.07.18 | fin | Bradley Klahn | Ugo Humbert | 6-3, 7-65 | | match details | Gatineau Challenger | Hard |
| 21.07.18 | 1/2 | Bradley Klahn | Jason Murray Kubler | 6-2, 6-3 | | match details | ||
| 20.07.18 | 1/4 | Bradley Klahn | Zhe Li | 6-77, 6-4, 6-3 | | match details | ||
| 18.07.18 | 2nd round | Bradley Klahn | Yunseong Chung | 7-5, 6-4 | | match details | ||
| 16.07.18 | 1st round | Bradley Klahn | Bradley Mousley | 7-5, 7-63 | | match details | ||
| 30.03.18 | 1/4 | Dusan Lajovic | Bradley Klahn | 7-65, 2-6, 6-3 | | match details |  Le Gosier | Hard |
| 29.03.18 | 2nd round | Bradley Klahn | Christian Harrison | 3-6, 7-64, 6-4 | | match details | ||
| 28.03.18 | 1st round | Bradley Klahn | Alexander Ward | 6-2, 6-0 | | match details | ||
| 19.03.18 | q 1 | Taro Daniel | Bradley Klahn | 6-4, 6-4 | | match details | Miami | Hard |
| 09.03.18 | 1st round | Thomas Fabbiano | Bradley Klahn | 6-4, 6-4 | | match details | Indian Wells | Hard |
| 27.02.18 | 1st round | Jeremy Chardy | Bradley Klahn | 6-3, 6-4 | | match details | Indian Wells | Hard |
| 28.01.18 | fin | Taylor Harry Fritz | Bradley Klahn | 3-6, 7-5, 6-0 | | match details | Newport Beach | Hard |
| 27.01.18 | 1/2 | Bradley Klahn | Cristian Garin | 6-3, 0-6, 6-4 | | match details | ||
| 26.01.18 | 1/4 | Bradley Klahn | Miomir Kecmanovic | 7-67, 6-1 | | match details | ||
| 24.01.18 | 2nd round | Bradley Klahn | Mitchell Krueger | 6-3, 1-6, 6-4 | | match details | ||
| 23.01.18 | 1st round | Bradley Klahn | Yannick Hanfmann | 6-4, 6-3 | | match details | ||
| 10.01.18 | q 1 | Ramkumar Ramanathan | Bradley Klahn | 6-76, 7-63, 6-2 | | match details | Melbourne | Hard |
| 02.01.18 | 1st round | Hubert Hurkacz | Bradley Klahn | 6-2, 3-6, 7-62 | | match details | Noumea Challenger | Hard |
| 20.10.17 | 1/4 | Evan King | Bradley Klahn | 7-67, 7-66 | | match details | Las Vegas | Hard |
| 18.10.17 | 2nd round | Bradley Klahn | Michael Mmoh | 6-3, 3-6, 6-3 | | match details | ||
| 17.10.17 | 1st round | Bradley Klahn | Christopher O'Connell | 3-6, 7-5, 6-3 | | match details | ||
| 15.10.17 | fin | Mackenzie Mcdonald | Bradley Klahn | 6-4, 6-2 | | match details | Fairfield Challenger | Hard |
| 14.10.17 | 1/2 | Bradley Klahn | Maximilian Marterer | 6-1, 6-3 | | match details | ||
| 13.10.17 | 1/4 | Bradley Klahn | Nikola Milojevic | 4-6, 6-3, 6-4 | | match details | ||
| 12.10.17 | 2nd round | Bradley Klahn | Ernesto Escobedo | 6-4, 6-77, 6-3 | | match details | ||
| 10.10.17 | 1st round | Bradley Klahn | Kevin King | 1-6, 6-1, 6-1 | | match details | ||
| 08.10.17 | fin | Maximilian Marterer | Bradley Klahn | 7-63, 7-66 | | match details | Monterrey Challenger | Hard |
| 07.10.17 | 1/2 | Bradley Klahn | Quentin Halys | 7-5, 7-64 | | match details | ||
| 06.10.17 | 2nd round | Bradley Klahn | Austin Krajicek | 4-6, 7-64, 6-3 | | match details | ||
| 06.10.17 | 1/4 | Bradley Klahn | Victor Estrella | 6-2, 4-6, 6-4 | | match details | ||
| 03.10.17 | 1st round | Bradley Klahn | Dennis Novikov | 6-3, 3-6, 3-0, Dennis Novikov - retired | | match details | ||
| 20.09.17 | 2nd round | Tatsuma Ito | Bradley Klahn | 7-5, 1-6, 6-3 | | match details |  Gwangju Challenger | Hard |
| 19.09.17 | 1st round | Bradley Klahn | Ti Chen | 6-2, 6-2 | | match details | ||
| 12.09.17 | 1st round | Tatsuma Ito | Bradley Klahn | 3-6, 6-2, 7-65 | | match details | Shanghai Challenger | Hard |
| 24.08.17 | q 2 | Guido Andreozzi | Bradley Klahn | 6-4, 6-76, 6-4 | | match details | New York | Hard |
| 22.08.17 | q 1 | Bradley Klahn | Marc Polmans | 6-2, 0-6, 6-2 | | match details | ||
| 18.07.17 | 1st round | Brayden Schnur | Bradley Klahn | 6-3, 7-65 | | match details | Gatineau Challenger | Hard |
| 11.07.17 | 1st round | Ramkumar Ramanathan | Bradley Klahn | 3-6, 7-64, 7-69 | | match details | Winnetka Challenger | Hard |
| 26.03.17 | fin | Sebastian Fanselow | Bradley Klahn | 6-3, 6-2 | | match details | USA F11 | Hard |
| 25.03.17 | 1/2 | Bradley Klahn | Marcos Giron | 6-3, 6-2 | | match details | ||
| 24.03.17 | 1/4 | Bradley Klahn | Karue Sell | 7-62, 6-4 | | match details | ||
| 23.03.17 | 2nd round | Bradley Klahn | Jan Choinski | 6-3, 3-6, 6-3 | | match details | ||
| 22.03.17 | 1st round | Bradley Klahn | Farzin Danny Amiri | 6-3, 6-2 | | match details | ||
| 17.03.17 | 1/4 | Keegan Smith | Bradley Klahn | 6-2, 6-3 | | match details | USA F10 | Hard |
| 16.03.17 | 2nd round | Bradley Klahn | Connor Smith | 7-65, 6-1 | | match details | ||
| 15.03.17 | 1st round | Bradley Klahn | Finn Tearney | 6-3, 4-6, 7-65 | | match details | ||
| 13.02.17 | 1st round | Stefan Kozlov | Bradley Klahn | 6-1, 7-5 | | match details | Tempe Challenger | Hard |
| 26.01.17 | 2nd round | Tennys Sandgren | Bradley Klahn | 3-6, 6-3, 7-69 | | match details | Maui Challenger | Hard |
| 24.01.17 | 1st round | Bradley Klahn | Tatsuma Ito | 5-7, 6-3, 6-3 | | match details | ||
| 11.01.17 | q 1 | Thomas Fabbiano | Bradley Klahn | 6-4, 6-73, 6-3 | | match details | Melbourne | Hard |
| 13.02.15 | 1/4 | Bjorn Fratangelo | Bradley Klahn | 7-62, 6-3 | | match details | Launceston Challenger | Hard |
| 12.02.15 | 2nd round | Bradley Klahn | Dayne Kelly | 5-7, 6-3, 6-2 | | match details | ||
| 10.02.15 | 1st round | Bradley Klahn | Matthew Ebden | 6-0, 6-4 | | match details | ||
| 03.02.15 | 1st round | Alex Bolt | Bradley Klahn | 6-4, 7-63 | | match details | Burnie Challenger | Hard |
| 31.01.15 | 1/2 | Jared Donaldson | Bradley Klahn | 7-5, 7-64 | | match details | Maui Challenger | Hard |
| 30.01.15 | 1/4 | Bradley Klahn | Sandro Ehrat | 7-5, 6-4 | | match details | ||
| 29.01.15 | 2nd round | Bradley Klahn | Frederik Nielsen | 6-3, 6-4 | | match details | ||
| 28.01.15 | 1st round | Bradley Klahn | Bjorn Fratangelo | 7-5, 4-1, Bjorn Fratangelo - retired | | match details | ||
| 16.01.15 | q 2 | Michal Przysiezny | Bradley Klahn | 6-4, 6-4 | | match details | Melbourne | Hard |
| 14.01.15 | q 1 | Bradley Klahn | Enrique Lopez-Perez | 6-3, 6-4 | | match details | ||
| 08.01.15 | 1/4 | Adrian Mannarino | Bradley Klahn | 4-6, 7-5, 6-1 | | match details | Noumea Challenger | Hard |
| 07.01.15 | 2nd round | Bradley Klahn | James Mcgee | 6-4, 6-2 | | match details | ||
| 06.01.15 | 1st round | Bradley Klahn | Austin Krajicek | 6-3, 3-1, Austin Krajicek - retired | | match details | ||
| 09.11.14 | 1st round | Kyle Edmund | Bradley Klahn | 6-2, 3-6, 6-1 | | match details | Yokohama Challenger | Hard |
| 04.11.14 | 1st round | Benjamin Mitchell | Bradley Klahn | 6-4, 2-6, 6-4 | | match details | Traralgon Challenger | Hard |
| 03.11.14 | 1/2 | Bradley Klahn | John-Patrick Smith | 2-6, 6-4, 7-5 | | match details | Traralgon Challenger | Hard |
| 03.11.14 | fin | Bradley Klahn | Jarmere Jenkins | 7-65, 6-1 | | match details | ||
| 31.10.14 | 1/4 | Bradley Klahn | Omar Jasika | 6-4, 6-4 | | match details | ||
| 29.10.14 | 2nd round | Bradley Klahn | Dane Propoggia | 6-2, 2-6, 6-4 | | match details | ||
| 28.10.14 | 1st round | Bradley Klahn | Kyle Edmund | 7-63, 6-1 | | match details | ||
| 09.10.14 | 2nd round | Marcos Giron | Bradley Klahn | 7-63, 7-61 | | match details | Tiburon Challenger | Hard |
| 07.10.14 | 1st round | Bradley Klahn | Tennys Sandgren | 6-4, 7-63 | | match details | ||
| 30.09.14 | 1st round | John-Patrick Smith | Bradley Klahn | 6-2, 2-6, 6-3 | | match details | Sacramento Challenger | Hard |
| 22.09.14 | 1st round | Wayne Odesnik | Bradley Klahn | 6-4, 6-4 | | match details | Napa Challenger | Hard |
| 25.08.14 | 1st round | Andrey Kuznetsov | Bradley Klahn | 6-4, 4-6, 6-3, 7-5 | | match details | New York | Hard |
| 19.08.14 | 2nd round | John Isner | Bradley Klahn | 7-65, 6-2 | | match details | Winston-Salem | Hard |
| 17.08.14 | 1st round | Bradley Klahn | Noah Rubin | 6-2, 0-6, 7-65 | | match details | ||
| 18.07.14 | 1/4 | Wayne Odesnik | Bradley Klahn | Bradley Klahn - walk over | | match details | Binghamton Challenger | Hard |
| 16.07.14 | 2nd round | Bradley Klahn | Sekou Bangoura | 6-3, 7-610 | | match details | ||
| 15.07.14 | 1st round | Bradley Klahn | Jordan Thompson | 5-7, 6-1, 6-4 | | match details | ||
| 20.03.14 | 1st round | Guillermo Garcia-Lopez | Bradley Klahn | 1-6, 6-1, 6-4 | | match details | Miami | Hard |
| 07.03.14 | 1st round | Marinko Matosevic | Bradley Klahn | 6-4, 6-4 | | match details | Indian Wells | Hard |
| 18.02.14 | 1st round | Lleyton Hewitt | Bradley Klahn | 6-3, 6-1 | | match details | Delray Beach | Hard |
| 09.02.14 | fin | Bradley Klahn | Tatsuma Ito | 6-3, 7-69 | | match details | West Lakes | Hard |
| 08.02.14 | 1/2 | Bradley Klahn | Hiroki Moriya | 6-3, 6-4 | | match details | ||
| 07.02.14 | 1/4 | Bradley Klahn | John-Patrick Smith | 6-3, 7-64 | | match details | ||
| 05.02.14 | 2nd round | Bradley Klahn | Benjamin Mitchell | 4-6, 6-3, 6-4 | | match details | ||
| 03.02.14 | 1st round | Bradley Klahn | Jacob Grills | 6-3, 6-4 | | match details | ||
| 26.01.14 | fin | Bradley Klahn | Tsung-Hua Yang | 6-2, 6-3 | | match details | Maui Challenger | Hard |
| 25.01.14 | 1/2 | Bradley Klahn | Tatsuma Ito | 6-2, 6-1 | | match details | ||
| 24.01.14 | 1/4 | Bradley Klahn | Peter Polansky | 6-3, 6-2 | | match details | ||
| 23.01.14 | 2nd round | Bradley Klahn | Marcos Giron | 7-69, 6-0 | | match details | ||
| 21.01.14 | 1st round | Bradley Klahn | Petr Michnev | 6-3, 7-63 | | match details | ||
| 14.01.14 | 1st round | Grigor Dimitrov | Bradley Klahn | 6-77, 6-4, 6-4, 6-3 | | match details | Melbourne | Hard |
| 08.01.14 | 2nd round | Yen-Hsun Lu | Bradley Klahn | 6-73, 6-2, 6-3 | | match details | Auckland | Hard |
| 07.01.14 | 1st round | Bradley Klahn | Daniel Brands | 7-5, 4-6, 6-3 | | match details | ||
| 06.01.14 | qual. | Bradley Klahn | Steve Johnson | 7-65, 7-63 | | match details | ||
| 04.01.14 | q 2 | Bradley Klahn | Marcus Daniell | 6-4, 6-2 | | match details | ||
| 29.12.13 | q 2 | Yuichi Sugita | Bradley Klahn | 6-4, 1-6, 6-3 | | match details | Brisbane | Hard |
| 28.12.13 | q 1 | Bradley Klahn | Matthew Barton | 7-63, 6-3 | | match details | ||
| 15.11.13 | 1/2 | Matthew Ebden | Bradley Klahn | 6-3, 6-1 | | match details | Yokohama Challenger | Hard |
| 15.11.13 | 1/4 | Bradley Klahn | Tatsuma Ito | 4-6, 6-3, 6-4 | | match details | ||
| 13.11.13 | 2nd round | Bradley Klahn | Di Wu | 6-1, 7-5 | | match details | ||
| 11.11.13 | 1st round | Bradley Klahn | Liang-Chi Huang | 6-1, 6-3 | | match details | ||
| 10.11.13 | fin | Bradley Klahn | Taro Daniel | 7-65, 6-2 | | match details | Yeongwol Challenger | Hard |
| 09.11.13 | 1/2 | Bradley Klahn | Di Wu | 6-4, 6-3 | | match details | ||
| 08.11.13 | 1/4 | Bradley Klahn | Germain Gigounon | 3-6, 6-3, 6-4 | | match details | ||
| 07.11.13 | 2nd round | Bradley Klahn | Ti Chen | 6-1, 6-3 | | match details | ||
| 06.11.13 | 1st round | Bradley Klahn | Brydan Klein | 6-4, 6-1 | | match details | ||
| 04.11.13 | fin | Yuki Bhambri | Bradley Klahn | 6-713, 6-3, 6-4 | | match details | Traralgon Challenger | Hard |
| 02.11.13 | 1/2 | Bradley Klahn | Brydan Klein | 6-1, 6-4 | | match details | ||
| 01.11.13 | 1/4 | Bradley Klahn | Danai Udomchoke | 6-3, 7-63 | | match details | ||
| 30.10.13 | 2nd round | Bradley Klahn | Mitchell Krueger | 4-6, 6-4, 6-3 | | match details | ||
| 29.10.13 | 1st round | Bradley Klahn | Andrew Whittington | 6-4, 6-1 | | match details | ||
| 25.10.13 | 1/4 | Tatsuma Ito | Bradley Klahn | 6-3, 6-3 | | match details | Melbourne Challenger | Hard |
| 24.10.13 | 2nd round | Bradley Klahn | Hiroki Moriya | 6-1, 6-3 | | match details | ||
| 23.10.13 | 1st round | Bradley Klahn | Benjamin Mitchell | 7-63, 6-4 | | match details | ||
| 10.10.13 | 2nd round | Tennys Sandgren | Bradley Klahn | 6-1, 7-67 | | match details | Tiburon Challenger | Hard |
| 08.10.13 | 1st round | Bradley Klahn | Philip Bester | 7-5, 6-3 | | match details | ||
| 04.10.13 | 1/4 | Nick Kyrgios | Bradley Klahn | 7-65, 2-6, 7-64 | | match details | Sacramento Challenger | Hard |
| 03.10.13 | 2nd round | Bradley Klahn | Benjamin Mitchell | 7-66, 6-4 | | match details | ||
| 01.10.13 | 1st round | Bradley Klahn | Dimitar Kutrovsky | 7-5, 4-6, 6-4 | | match details | ||
| 27.09.13 | 1/4 | Tim Smyczek | Bradley Klahn | 1-6, 6-1, 6-2 | | match details | Napa Challenger | Hard |
| 25.09.13 | 2nd round | Bradley Klahn | Thanasi Kokkinakis | 3-6, 6-3, 6-3 | | match details | ||
| 24.09.13 | 1st round | Bradley Klahn | Daniel Evans | 6-3, 3-6, 7-5 | | match details | ||
| 29.08.13 | 2nd round | Feliciano Lopez | Bradley Klahn | 6-4, 7-64, 4-6, 7-5 | | match details | New York | Hard |
| 26.08.13 | 1st round | Bradley Klahn | Kenny de Schepper | 6-75, 6-2, 7-60, 7-64 | | match details | ||
| 11.08.13 | fin | Bradley Klahn | Daniel Evans | 3-6, 7-65, 6-4 | | match details | Aptos Challenger | Hard |
| 10.08.13 | 1/2 | Bradley Klahn | Evgeny Donskoy | 7-61, 5-7, 6-4 | | match details | ||
| 09.08.13 | 1/4 | Bradley Klahn | Wayne Odesnik | 7-5, 4-6, 6-2 | | match details | ||
| 07.08.13 | 2nd round | Bradley Klahn | Donald Young | 6-4, 6-4 | | match details | ||
| 05.08.13 | 1st round | Bradley Klahn | Tatsuma Ito | 7-65, 6-3 | | match details | ||
| 02.08.13 | 2nd round | Vasek Pospisil | Bradley Klahn | 6-4, 6-4 | | match details | Vancouver Challenger | Hard |
| 30.07.13 | 1st round | Bradley Klahn | Nicolas Meister | 6-1, 6-4 | | match details | ||
| 27.07.13 | 1/2 | James Duckworth | Bradley Klahn | 6-4, 7-5 | | match details | Lexington Challenger | Hard |
| 26.07.13 | 1/4 | Bradley Klahn | Tennys Sandgren | 6-4, 4-6, 6-3 | | match details | ||
| 25.07.13 | 2nd round | Bradley Klahn | Steven Diez | 7-68, 6-0 | | match details | ||
| 23.07.13 | 1st round | Bradley Klahn | Farrukh Dustov | 6-3, 6-2 | | match details | ||
| 21.07.13 | fin | Alex Kuznetsov | Bradley Klahn | 6-4, 3-6, 6-3 | | match details | Binghamton Challenger | Hard |
| 20.07.13 | 1/2 | Bradley Klahn | Austin Krajicek | 6-3, 3-6, 6-0 | | match details | ||
| 19.07.13 | 1/4 | Bradley Klahn | Sanam Singh | 3-6, 6-1, 6-2 | | match details | ||
| 18.07.13 | 2nd round | Bradley Klahn | Mitchell Krueger | 6-3, 4-6, 6-2 | | match details | ||
| 16.07.13 | 1st round | Bradley Klahn | Yuki Bhambri | 6-3, 6-3 | | match details | ||
| 06.07.13 | fin | Jack Sock | Bradley Klahn | 6-4, 6-2 | | match details | Winnetka Challenger | Hard |
| 05.07.13 | 1/2 | Bradley Klahn | Alex Jr. Bogomolov | 4-6, 6-4, 3-1, Alex Jr. Bogomolov - retired | | match details | ||
| 04.07.13 | 1/4 | Bradley Klahn | Tim Smyczek | 6-3, 7-5 | | match details | ||
| 03.07.13 | 2nd round | Bradley Klahn | Jeff Dadamo | 7-65, 6-4 | | match details | ||
| 02.07.13 | 1st round | Bradley Klahn | Farrukh Dustov | 3-6, 7-68, 6-4 | | match details | ||
| 18.03.13 | 1st round | Bradley Klahn | Dennis Lajola | 6-2, 6-3 | | match details | USA F8 | Hard |
| 18.03.13 | fin | Bradley Klahn | Min-Hyoek Cho | 6-3, 6-3 | | match details | ||
| 18.03.13 | 2nd round | Bradley Klahn | Mitchell Krueger | 7-62, 6-4 | | match details | ||
| 18.03.13 | 1/4 | Bradley Klahn | Caio Zampieri | 6-0, 6-3 | | match details | ||
| 18.03.13 | 1/2 | Bradley Klahn | Tennys Sandgren | 5-7, 6-4, 6-4 | | match details | ||
| 11.03.13 | 2nd round | Bradley Klahn | Yong-Kyu Lim | 7-64, 6-2 | | match details | USA F7 | Hard |
| 11.03.13 | 1/4 | Bradley Klahn | Takanyi Garanganga | 6-1, 7-5 | | match details | ||
| 11.03.13 | 1/2 | Bradley Klahn | Min-Hyoek Cho | 6-3, 6-2 | | match details | ||
| 11.03.13 | 1st round | Bradley Klahn | Daniel Cox | 6-3, 6-4 | | match details | ||
| 11.03.13 | fin | Sanam Singh | Bradley Klahn | 6-3, 1-6, 7-63 | | match details | ||
| 24.02.13 | q 2 | Tim Smyczek | Bradley Klahn | 7-64, 6-3 | | match details | Delray Beach | Hard |
| 23.02.13 | q 1 | Bradley Klahn | Erik Chvojka | 6-1, 6-3 | | match details | ||
| 25.01.13 | 1/4 | Go Soeda | Bradley Klahn | 6-4, 6-4 | | match details | Maui Challenger | Hard |
| 24.01.13 | 2nd round | Bradley Klahn | Austin Krajicek | 6-1, 7-67 | | match details | ||
| 22.01.13 | 1st round | Bradley Klahn | Ryan Sweeting | 6-3, 6-4 | | match details | ||
| 10.01.13 | q 2 | Ricardas Berankis | Bradley Klahn | 4-6, 6-4, 6-2 | | match details | Melbourne | Hard |
| 09.01.13 | q 1 | Bradley Klahn | Nick Kyrgios | 6-3, 6-2 | | match details | ||
| 12.10.12 | 1/4 | Bobby Reynolds | Bradley Klahn | 6-4, 2-6, 7-64 | | match details | Tiburon Challenger | Hard |
| 10.10.12 | 2nd round | Bradley Klahn | Jeff Dadamo | 6-4, 4-6, 7-5 | | match details | ||
| 08.10.12 | 1st round | Bradley Klahn | Samuel Groth | 6-3, 6-3 | | match details | ||
| 05.10.12 | 1/4 | James Blake | Bradley Klahn | 7-65, 7-64 | | match details | Sacramento Challenger | Hard |
| 04.10.12 | 2nd round | Bradley Klahn | Greg Jones | 3-6, 6-4, 6-3 | | match details | ||
| 02.10.12 | 1st round | Bradley Klahn | John Millman | 7-60, 6-4 | | match details | ||
| 31.08.12 | 2nd round | Richard Gasquet | Bradley Klahn | 6-3, 6-3, 6-1 | | match details | New York | Hard |
| 29.08.12 | 1st round | Bradley Klahn | Jurgen Melzer | 4-6, 6-3, 7-5, 5-7, 6-4 | | match details | ||
| 24.08.12 | qual. | Bradley Klahn | Florent Serra | 6-4, 6-4 | | match details | ||
| 23.08.12 | q 2 | Bradley Klahn | Marco Trungelliti | 6-4, 7-62 | | match details | ||
| 22.08.12 | q 1 | Bradley Klahn | Diego Junqueira | 6-3, 6-2 | | match details | ||
| 10.08.12 | 1/4 | Robert Farah | Bradley Klahn | 6-4, 7-5 | | match details | Aptos Challenger | Hard |
| 08.08.12 | 2nd round | Bradley Klahn | Matt Reid | 7-5, 6-4 | | match details | ||
| 06.08.12 | 1st round | Bradley Klahn | Igor Andreev | 7-63, 6-4 | | match details | ||
| 02.08.12 | 2nd round | Sergei Bubka | Bradley Klahn | 3-6, 6-3, 6-4 | | match details | Vancouver Challenger | Hard |
| 30.07.12 | 1st round | Bradley Klahn | Michael Yani | 4-6, 6-0, 7-65 | | match details | ||
| 24.07.12 | 1st round | Paolo Lorenzi | Bradley Klahn | 6-4, 3-6, 6-0 | | match details | Los Angeles | Hard |
| 23.07.12 | qual. | Bradley Klahn | Alex Kuznetsov | 7-65, 7-62 | | match details | ||
| 22.07.12 | q 2 | Bradley Klahn | Tim Smyczek | 6-0, 2-6, 6-3 | | match details | ||
| 21.07.12 | q 1 | Bradley Klahn | Ricardo Hocevar | 6-2, 3-0, Ricardo Hocevar - retired | | match details | ||
| 19.07.12 | 2nd round | Fritz Wolmarans | Bradley Klahn | 7-64, 6-3 | | match details | Binghamton Challenger | Hard |
| 16.07.12 | 1st round | Bradley Klahn | Denis Kudla | 6-4, 7-63 | | match details | ||
| 04.07.12 | 2nd round | Sergei Bubka | Bradley Klahn | 6-3, 6-4 | | match details | Winnetka Challenger | Hard |
| 03.07.12 | 1st round | Bradley Klahn | Amir Weintraub | 6-0, 6-4 | | match details | ||
| 26.08.11 | qual. | Frank Dancevic | Bradley Klahn | 3-6, 6-1, 6-3 | | match details | New York | Hard |
| 25.08.11 | q 2 | Bradley Klahn | Matthew Ebden | 6-4, 6-75, 6-3 | | match details | ||
| 23.08.11 | q 1 | Bradley Klahn | Tennys Sandgren | 6-72, 6-2, 6-2 | | match details | ||
| 04.08.11 | 2nd round | Vasek Pospisil | Bradley Klahn | 7-65, 6-3 | | match details | Vancouver Challenger | Hard |
| 02.08.11 | 1st round | Bradley Klahn | Michael McClune | 7-62, 6-2 | | match details | ||
| 24.07.11 | q 2 | Greg Jones | Bradley Klahn | 6-4, 5-7, 6-4 | | match details | Los Angeles | Hard |
| 23.07.11 | q 1 | Bradley Klahn | Bruno Semenzato | 6-4, 6-3 | | match details | ||
| 12.07.11 | 1st round | David Martin | Bradley Klahn | 4-6, 7-5, 6-3 | | match details | Aptos Challenger | Hard |
| 28.06.11 | 1st round | Philip Bester | Bradley Klahn | 7-63, 6-2 | | match details | Winnetka Challenger | Hard |
| 27.06.11 | q 1 | Bradley Klahn | Jimmy Wang | 6-2, 6-2 | | match details | ||
| 27.06.11 | q 2 | Bradley Klahn | Sekou Bangoura | 6-3, 6-4 | | match details | ||
| 27.06.11 | qual. | Bradley Klahn | Devin Britton | 6-4, 7-63 | | match details | ||
| 12.10.10 | 1st round | Jesse Witten | Bradley Klahn | 6-2, 6-1 | | match details | Tiburon Challenger | Hard |
| 01.09.10 | 1st round | Sam Querrey | Bradley Klahn | 6-3, 4-6, 7-5, 6-4 | | match details | New York | Hard |
| 21.08.10 | q 1 | Bradley Klahn | Carsten Ball | 7-64, 6-2 | | match details | New Haven | Hard |
| 21.08.10 | q 2 | Paul-Henri Mathieu | Bradley Klahn | 6-2, 6-1 | | match details | ||
| 13.08.10 | 1/4 | Chris Guccione | Bradley Klahn | 6-4, 6-2 | | match details | Binghamton Challenger | Hard |
| 11.08.10 | 2nd round | Bradley Klahn | Adam El Mihdawy | 6-4, 7-5 | | match details | ||
| 09.08.10 | 1st round | Bradley Klahn | Carsten Ball | 7-5, 6-74, 6-4 | | match details | ||
| 25.07.10 | q 2 | Ilija Bozoljac | Bradley Klahn | 7-65, 6-2 | | match details | Los Angeles | Hard |
| 24.07.10 | q 1 | Bradley Klahn | Dayne Kelly | 6-1, 6-3 | | match details | ||
| 13.07.10 | 1st round | Alex Jr. Bogomolov | Bradley Klahn | 6-2, 6-0 | | match details | Aptos Challenger | Hard |
| 14.06.10 | 1st round | Nicholas Monroe | Bradley Klahn | 6-75, 6-3, 7-5 | | match details | Usa F14 | Hard |
| 21.10.09 | 2nd round | Michael Yani | Bradley Klahn | 7-66, 6-74, 7-65 | | match details | Calabasas Challenger | Hard |
| 19.10.09 | 1st round | Bradley Klahn | Gary Sacks | 6-74, 6-2, 6-2 | | match details | ||
| 15.10.09 | 2nd round | Go Soeda | Bradley Klahn | 6-2, 6-4 | | match details | Tiburon Challenger | Hard |
| 14.10.09 | 1st round | Bradley Klahn | Carlos Salamanca | 6-4, 6-4 | | match details | ||
| 14.09.09 | 1/2 | Bradley Klahn | Daniel Danilovic | 7-66, 6-3 | | match details | USA F22 | Hard |
| 14.09.09 | 1st round | Bradley Klahn | Denes Lukacs | 4-6, 6-3, 6-2 | | match details | ||
| 14.09.09 | 2nd round | Bradley Klahn | Dennis Zivkovic | 3-6, 6-3, 6-3 | | match details | ||
| 14.09.09 | fin | Matt Bocko | Bradley Klahn | 7-64, 6-3 | | match details | ||
| 14.09.09 | 1/4 | Bradley Klahn | Yong-Kyu Lim | 6-3, 6-2 | | match details | ||
| 04.09.08 | 3rd round | Devin Britton | Bradley Klahn | 6-4, 6-3 | | match details | U.S. Open | Hard |
| 02.09.08 | 2nd round | Bradley Klahn | Christopher Rungkat | 4-6, 6-1, 6-3 | | match details | ||
| 01.09.08 | 1st round | Bradley Klahn | Pablo Carreno-Busta | 6-4, 6-3 | | match details | ||
| 23.01.08 | 3rd round | Cesar Ramirez | Bradley Klahn | 6-3, 6-4 | | match details | Australian Open | Hard |
| 22.01.08 | 2nd round | Bradley Klahn | Brendan Mckenzie | 6-2, 3-6, 6-2 | | match details | ||
| 21.01.08 | 1st round | Bradley Klahn | Vasek Pospisil | 7-5, 6-4 | | match details | ||
| 01.10.07 | 1st round | Alessandro-Damiano Ventre | Bradley Klahn | 6-2, 7-5 | | match details | USA F25 | Hard |
| 24.09.07 | 1st round | Lester Cook | Bradley Klahn | 6-3, 6-3 | | match details | USA F24 | Hard |
| 03.09.07 | 1st round | Daniel Evans | Bradley Klahn | 6-2, 6-4 | | match details | U.S. Open | Hard |
| 05.09.06 | 1st round | Martin Klizan | Bradley Klahn | 6-1, 7-62 | | match details | U.S. Open | Hard |
