Name: Jason Jung
Country: Taipei (CHN)
Birthdate: 15.06.89, 31 years
Height: 173 cm
Weight: 60 kg
Right-handed
ATP ranking: 128
TOP ranking's position: 114 (20.08.18, 483 points)
Points: 482
Prize money: 575.457 $
Matches total: 582
Win: 335
%: 57.56 %
Country: Taipei (CHN)
Birthdate: 15.06.89, 31 years
Height: 173 cm
Weight: 60 kg
Right-handed
ATP ranking: 128
TOP ranking's position: 114 (20.08.18, 483 points)
Points: 482
Prize money: 575.457 $
Matches total: 582
Win: 335
%: 57.56 %
| year | summary | Hard | Clay | I. hard | Carpet | Grass | Acrylic |
| 2020 | 15/15 | 7/8 | 2/4 | 6/3 | 0/0 | 0/0 | 0/0 |
| 2019 | 42/32 | 33/22 | 1/1 | 6/4 | 1/1 | 1/4 | 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 | 335/247 | 251/170 | 29/22 | 36/27 | 9/10 | 10/18 | 0/0 |
| perc. % | 57.56 % | 59.62 % | 56.86 % | 57.14 % | 47.37 % | 35.71 % | 0 % |
Jason Jung / Fixtures
| 24.10.20 17:30 | q 1 | Kyle Edmund | Jason Jung  | 7-62, 4-6, 2-6 | match details |  Vienna | I. hard |
Jason Jung / Latest Scores
| 23.10.20 | 1/4 | Benjamin Bonzi | Jason Jung | 7-66, 6-2 |  | match details |  Istanbul Challenger | Hard |
| 21.10.20 | 2nd round | Jason Jung | Tristan Lamasine | 6-0, 6-3 |  | match details | ||
| 19.10.20 | 1st round | Jason Jung | Denis Istomin | 2-2, Denis Istomin - retired | | match details | ||
| 10.10.20 | q 1 | Emil Ruusuvuori | Jason Jung | 7-64, 6-3 | | match details |  Cologne | I. hard |
| 05.10.20 | 1st round | Laslo Djere | Jason Jung | 6-2, 6-4 | | match details |  Parma Challenger | Clay |
| 27.09.20 | 1st round | Federico Coria | Jason Jung | 7-5, 7-66, 7-63 | | match details |  Paris | Clay |
| 24.09.20 | qual. | Aleksandar Vukic | Jason Jung | 6-3, 3-6, 6-3 | | match details | ||
| 23.09.20 | q 2 | Jason Jung | Tommy Robredo | 6-4, 6-3 | | match details | ||
| 21.09.20 | q 1 | Jason Jung | Yosuke Watanuki | 6-2, 6-0 | | match details | ||
| 08.09.20 | 1st round | Pedro Sousa | Jason Jung | 3-6, 6-2, 6-4 | | match details | Aix En | Clay |
| 31.08.20 | 1st round | Federico Coria | Jason Jung | 2-6, 4-6, 6-4, 6-1, 2-0, Jason Jung - retired | | match details |  New York | Hard |
| 06.03.20 | 1/4 | Ernesto Escobedo | Jason Jung | 6-2, 6-2 | | match details |  Monterrey Challenger | Hard |
| 05.03.20 | 3rd round | Jason Jung | Lorenzo Giustino | 6-1, 6-2 | | match details | ||
| 03.03.20 | 2nd round | Jason Jung | Collin Altamirano | 7-62, 6-76, 7-66 | | match details | ||
| 25.02.20 | 1st round | Alexander Zverev | Jason Jung | 7-66, 6-1 | | match details | Acapulco | Hard |
| 23.02.20 | qual. | Jason Jung | Daniel Altmaier | 6-1, 6-3 | | match details | ||
| 22.02.20 | q 1 | Jason Jung | Steven Diez | 6-2, 6-2 | | match details | ||
| 18.02.20 | 1st round | Noah Rubin | Jason Jung | 6-3, 4-3, Jason Jung - retired | | match details | Delray Beach | Hard |
| 15.02.20 | 1/2 | Andreas Seppi | Jason Jung | 6-3, 6-2 | | match details | New York | I. hard |
| 14.02.20 | 1/4 | Jason Jung | Reilly Opelka | 5-7, 6-4, 6-4 | | match details | ||
| 13.02.20 | 2nd round | Jason Jung | Cameron Norrie | 6-4, 6-4 | | match details | ||
| 11.02.20 | 1st round | Jason Jung | Kevin Anderson | 7-66, 6-4 | | match details | ||
| 10.02.20 | qual. | Jason Jung | Mitchell Krueger | 6-2, 6-4 | | match details | ||
| 09.02.20 | q 1 | Jason Jung | Gary Kushnirovich | 6-3, 6-2 | | match details | ||
| 06.02.20 | 3rd round | Emilio Gomez | Jason Jung | 4-6, 6-4, 7-66 | | match details | Dallas Challenger | I. hard |
| 04.02.20 | 2nd round | Jason Jung | Kevin King | 7-64, 6-4 | | match details | ||
| 29.01.20 | 2nd round | Christopher Eubanks | Jason Jung | 6-4, 7-5 | | match details | Newport Beach | Hard |
| 16.01.20 | q 2 | Daniel Elahi Galan | Jason Jung | 6-3, 3-6, 6-3 | | match details |  Melbourne | Hard |
| 14.01.20 | q 1 | Jason Jung | Donald Young | 6-4, 6-78, 6-1 | | match details | ||
| 07.01.20 | 1st round | Darian King | Jason Jung | 4-6, 6-4, 6-3 | | match details | Canberra Challenger | Hard |
| 08.12.19 | fin | Tatsuma Ito | Jason Jung | 7-5, 6-4 | | match details |  Australian Open | Hard |
| 07.12.19 | 1/2 | Jason Jung | Duckhee Lee | 6-2, 6-1 | | match details | ||
| 06.12.19 | 1/4 | Jason Jung | Yuki Mochizuki | 6-1, 6-4 | | match details | ||
| 05.12.19 | 1st round | Jason Jung | Jie Cui | 6-3, 6-4 | | match details | ||
| 15.11.19 | 3rd round | Jason Jung | Alexey Vatutin | 7-5, 6-2 | | match details | Houston Challenger | Hard |
| 15.11.19 | 1/4 | Marcos Giron | Jason Jung | 6-1, 2-6, 6-2 | | match details | ||
| 13.11.19 | 2nd round | Jason Jung | Daniel Nguyen | 6-3, 6-2 | | match details | ||
| 01.11.19 | 1/4 | Frederico Ferreira Silva | Jason Jung | 7-65, 4-6, 6-4 | | match details | Shenzhen Challenger | Hard |
| 31.10.19 | 3rd round | Jason Jung | Tung-Lin Wu | 7-62, 6-4 | | match details | ||
| 29.10.19 | 2nd round | Jason Jung | Bruno Sant'Anna | 6-4, 6-3 | | match details | ||
| 25.10.19 | 1/4 | Borna Gojo | Jason Jung | 7-64, 6-1 | | match details | Liuzhou Challenger | Hard |
| 24.10.19 | 3rd round | Jason Jung | Jie Cui | 7-5, 6-4 | | match details | ||
| 23.10.19 | 2nd round | Jason Jung | Toshihide Matsui | 6-2, 6-2 | | match details | ||
| 15.10.19 | 2nd round | Akira Santillan | Jason Jung | 6-75, 7-65, 7-5 | | match details | Ningboo Challenger | Hard |
| 28.09.19 | q 1 | Dominik Koepfer | Jason Jung | 6-3, 6-74, 6-4 | | match details | Beijing | Hard |
| 23.09.19 | 1st round | Bradley Klahn | Jason Jung | 4-6, 6-3, 7-62 | | match details | Chengdu | Hard |
| 22.09.19 | qual. | Jason Jung | Luke Saville | 6-4, 6-2 | | match details | ||
| 21.09.19 | q 1 | Jason Jung | Akira Santillan | 7-5, 3-6, 7-62 | | match details | ||
| 19.09.19 | 3rd round | Alex Bolt | Jason Jung | 7-5, 4-6, 7-66 | | match details | .png){kind=small} Kaohsiung Challenger | Carpet |
| 18.09.19 | 2nd round | Jason Jung | Renta Tokuda | 6-2, 6-3 | | match details |
