Name: Jason Jung
Country: Taipei (CHN)
Birthdate: 15.06.89, 30 years
Height: 173 cm
Weight: 60 kg
Right-handed
ATP ranking: 116
TOP ranking's position: 114 (20.08.18, 483 points)
Points: 482
Prize money: 394.811 $
Matches total: 512
Win: 296
%: 57.81 %
Country: Taipei (CHN)
Birthdate: 15.06.89, 30 years
Height: 173 cm
Weight: 60 kg
Right-handed
ATP ranking: 116
TOP ranking's position: 114 (20.08.18, 483 points)
Points: 482
Prize money: 394.811 $
Matches total: 512
Win: 296
%: 57.81 %
| year | summary | Hard | Clay | I. hard | Carpet | Grass | Acrylic |
| 2019 | 18/16 | 10/10 | 1/1 | 6/4 | 0/0 | 1/1 | 0/0 |
| 2018 | 43/29 | 26/17 | 0/1 | 11/5 | 2/1 | 4/5 | 0/0 |
| 2017 | 22/28 | 14/17 | 4/3 | 2/2 | 0/2 | 2/4 | 0/0 |
| 2016 | 43/23 | 37/18 | 5/3 | 0/1 | 1/1 | 0/0 | 0/0 |
| 2015 | 35/29 | 28/19 | 1/1 | 1/3 | 2/2 | 3/4 | 0/0 |
| 2014 | 46/30 | 35/21 | 2/2 | 8/5 | 1/2 | 0/0 | 0/0 |
| 2013 | 52/25 | 38/17 | 11/5 | 1/1 | 2/1 | 0/1 | 0/0 |
| 2012 | 33/22 | 30/20 | 3/2 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2011 | 0/2 | 0/2 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2009 | 0/2 | 0/1 | 0/0 | 0/1 | 0/0 | 0/0 | 0/0 |
| 2008 | 0/3 | 0/2 | 0/0 | 0/1 | 0/0 | 0/0 | 0/0 |
| 2007 | 4/4 | 3/3 | 0/0 | 1/1 | 0/0 | 0/0 | 0/0 |
| 2006 | 0/2 | 0/2 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2005 | 0/1 | 0/1 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 |
| TOTAL | 296/216 | 221/150 | 27/18 | 30/24 | 8/9 | 10/15 | 0/0 |
| perc. % | 57.81 % | 59.57 % | 60 % | 55.56 % | 47.06 % | 40 % | 0 % |
Jason Jung / Fixtures
| 20.06.19 | 3rd round | Dominik Koepfer | Jason Jung | match details |  Ilkley Challenger | Grass | |
| 19.06.19 16:45 | 2nd round | Jason Jung  | Alex Bolt | 7-62, 6-1 | match details |
Jason Jung / Latest Scores
| 19.06.19 | 2nd round | Jason Jung | Alex Bolt | 7-62, 6-1 |  | match details | Ilkley Challenger | Grass |
| 08.06.19 | q 1 | Marcos Giron | Jason Jung | 6-2, 5-7, 6-2 |  | match details |  's-Hertogenbosch | Grass |
| 19.05.19 | fin | Jason Jung | Dudi Sela | 6-4, 6-2 | | match details |  Gwangju Challenger | Hard |
| 18.05.19 | 1/2 | Jason Jung | Akira Santillan | 6-4, 6-3 | | match details | ||
| 17.05.19 | 1/4 | Jason Jung | Zhe Li | 3-6, 6-1, 6-4 | | match details | ||
| 16.05.19 | 3rd round | Jason Jung | Ruben Bemelmans | 6-2, 7-5 | | match details | ||
| 15.05.19 | 2nd round | Jason Jung | Min-Kyu Song | 6-3, 6-2 | | match details | ||
| 07.05.19 | 2nd round | Akira Santillan | Jason Jung | 6-3, 3-6, 6-2 | | match details | Busan Challenger | Hard |
| 01.05.19 | 2nd round | Akira Santillan | Jason Jung | 6-3, 5-7, 7-63 | | match details | Seoul Challenger | Hard |
| 18.04.19 | 3rd round | Goncalo Oliveira | Jason Jung | 6-3, 7-61 | | match details |  Anning Challenger | Clay |
| 17.04.19 | 2nd round | Jason Jung | Uladzimir Ignatik | 6-3, 5-7, 7-5 | | match details | ||
| 12.04.19 | 1/4 | Go Soeda | Jason Jung | 7-63, 6-1 | | match details | .png){kind=small} Taipei City | I. hard |
| 11.04.19 | 3rd round | Jason Jung | James Duckworth | 6-2, 6-2 | | match details | ||
| 10.04.19 | 2nd round | Jason Jung | Tung-Lin Wu | 6-4, 6-4 | | match details | ||
| 18.03.19 | q 1 | Casper Ruud | Jason Jung | 7-64, 7-5 | | match details |  Miami | Hard |
| 12.03.19 | 1st round | Chun Hsin Tseng | Jason Jung | 3-6, 6-3, 6-2 | | match details | Phoenix Challenger | Hard |
| 05.03.19 | q 1 | Prajnesh Gunneswaran | Jason Jung | 7-5, 6-4 | | match details | Indian Wells | Hard |
| 01.03.19 | 1/4 | Daniel Evans | Jason Jung | 6-4, 6-4 | | match details | Indian Wells | Hard |
| 28.02.19 | 3rd round | Jason Jung | Filip Krajinovic | 7-5, 6-3 | | match details | ||
| 26.02.19 | 2nd round | Jason Jung | Mitchell Krueger | 6-1, 6-4 | | match details | ||
| 19.02.19 | 1st round | Steve Johnson | Jason Jung | 7-63, 6-4 | | match details | Delray Beach | Hard |
| 15.02.19 | 1/4 | Sam Querrey | Jason Jung | 6-3, 3-6, 6-3 | | match details | New York | I. hard |
| 14.02.19 | 2nd round | Jason Jung | Frances Tiafoe | 6-3, 7-5 | | match details | ||
| 12.02.19 | 1st round | Jason Jung | Ramkumar Ramanathan | 6-3, 3-6, 6-1 | | match details | ||
| 08.02.19 | 1/4 | Bjorn Fratangelo | Jason Jung | 7-66, 6-76, 6-1 | | match details | Dallas Challenger | I. hard |
| 07.02.19 | 3rd round | Jason Jung | Borna Gojo | 6-2, 7-64 | | match details | ||
| 06.02.19 | 2nd round | Jason Jung | Christian Harrison | 6-74, 7-65, 7-5 | | match details | ||
| 30.01.19 | 2nd round | Jeff Wolf | Jason Jung | 6-3, 6-4 | | match details | Cleveland Challenger | I. hard |
| 25.01.19 | 1/4 | Brayden Schnur | Jason Jung | 6-2, 6-1 | | match details | Newport Beach | Hard |
| 24.01.19 | 3rd round | Jason Jung | Dennis Novikov | 4-6, 6-4, 7-5 | | match details | ||
| 22.01.19 | 2nd round | Jason Jung | Santiago Giraldo | 7-65, 7-66 | | match details | ||
| 10.01.19 | q 2 | Hiroki Moriya | Jason Jung | 6-2, 6-3 | | match details |  Melbourne | Hard |
| 08.01.19 | q 1 | Jason Jung | Gian Marco Moroni | 3-6, 6-1, 7-67 | | match details | ||
| 29.12.18 | q 1 | Saketh-Sai Myneni | Jason Jung | 6-1, 5-7, 6-2 | | match details |  Pune | Hard |
| 16.11.18 | 1/4 | Kamil Majchrzak | Jason Jung | 7-65, 6-72, 6-3 | | match details | Houston Challenger | Hard |
| 15.11.18 | 2nd round | Jason Jung | Enzo Couacaud | 6-1, 7-63 | | match details | ||
| 13.11.18 | 1st round | Jason Jung | Roberto Cid | 6-1, 6-1 | | match details | ||
| 08.11.18 | 2nd round | Nikola Milojevic | Jason Jung | 6-0, 6-4 | | match details | Knoxville Challenger | I. hard |
| 07.11.18 | 1st round | Jason Jung | Timo Stodder | 6-1, 6-3 | | match details | ||
| 29.10.18 | 1st round | Bjorn Fratangelo | Jason Jung | 6-4, 6-1 | | match details | Charlottesville Challenger | I. hard |
| 26.10.18 | 1/4 | John-Patrick Smith | Jason Jung | 7-63, 6-3 | | match details | Las Vegas | Hard |
| 25.10.18 | 2nd round | Jason Jung | Roberto Ortega-Olmedo | 6-4, 6-4 | | match details | ||
| 23.10.18 | 1st round | Jason Jung | Alexander Sarkissian | 7-65, 6-4 | | match details | ||
| 17.10.18 | 2nd round | Borna Gojo | Jason Jung | 7-62, 6-2 | | match details |  Calgary Challenger | I. hard |
| 16.10.18 | 1st round | Jason Jung | Steven Diez | 6-3, 6-70, 6-3 | | match details | ||
| 25.09.18 | 1st round | Fernando Verdasco | Jason Jung | 6-3, 6-2 | | match details | Shenzhen | Hard |
| 23.09.18 | qual. | Jason Jung | Brayden Schnur | 7-63, 6-2 | | match details | ||
| 22.09.18 | q 1 | Jason Jung | James Ward | 6-4, 7-63 | | match details | ||
| 20.09.18 | 2nd round | Duckhee Lee | Jason Jung | 7-65, 6-4 | | match details | Kaohsiung Challenger | I. hard |
| 18.09.18 | 1st round | Jason Jung | Yunseong Chung | 6-3, 6-4 | | match details |
