Name: Jason Jung
Country: Taipei (CHN)
Birthdate: 15.06.89, 34 years
Height: 173 cm
Weight: 60 kg
Right-handed
ATP ranking: 269
TOP ranking's position: 114 (20.08.18, 483 points)
Points: 217
Prize money: 1147676 $
Matches total: 749
Win: 419
%: 55.94 %
Country: Taipei (CHN)
Birthdate: 15.06.89, 34 years
Height: 173 cm
Weight: 60 kg
Right-handed
ATP ranking: 269
TOP ranking's position: 114 (20.08.18, 483 points)
Points: 217
Prize money: 1147676 $
Matches total: 749
Win: 419
%: 55.94 %
| year | summary | Hard | Clay | I. hard | Carpet | Grass | Acrylic |
| 2024 | 4/2 | 4/2 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2023 | 42/25 | 40/23 | 0/1 | 2/1 | 0/0 | 0/0 | 0/0 |
| 2022 | 25/28 | 13/14 | 2/5 | 4/4 | 0/0 | 6/5 | 0/0 |
| 2021 | 12/25 | 5/12 | 1/4 | 2/6 | 0/0 | 4/3 | 0/0 |
| 2020 | 16/18 | 7/8 | 2/4 | 7/6 | 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 | 419/330 | 313/221 | 32/32 | 45/41 | 9/10 | 20/26 | 0/0 |
| perc. % | 55.94 % | 58.61 % | 50 % | 52.33 % | 47.37 % | 43.48 % | 0 % |
Jason Jung / scheduled / last
| no matches found |
Jason Jung form / surface: Clay
Jason Jung / surface: Clay
| 04.04.23 | 1st round | Maximilian Neuchrist | Jason Jung | 6-0, 7-63 |  | match details |  San Luis | Clay |
| 18.05.22 | q 2 | Chun Hsin Tseng | Jason Jung | 7-5, 6-4 | | match details |  Paris | Clay |
| 17.05.22 | q 1 | Jason Jung | Zizou Bergs | 6-4, 7-68 |  | match details | ||
| 08.05.22 | q 1 | Calvin Hemery | Jason Jung | 3-6, 6-3, 6-4 | | match details | Bordeaux Challenger | Clay |
| 27.04.22 | 2nd round | Alex Rybakov | Jason Jung | 7-5, 6-4 | | match details |  Savannah Challenger | Clay |
| 25.04.22 | 1st round | Jason Jung | Emilio Gomez | 6-2, 4-4, Emilio Gomez - retired | | match details | ||
| 19.04.22 | 1st round | Tomas Martin Etcheverry | Jason Jung | 6-3, 6-2 | | match details | Tallahassee Challenger | Clay |
| 11.04.22 | 1st round | Yosuke Watanuki | Jason Jung | 6-2, 6-2 | | match details | Sarasota Challenger | Clay |
| 24.05.21 | q 1 | Liam Broady | Jason Jung | 6-4, 6-2 | | match details | Paris | Clay |
| 17.05.21 | 1st round | Frederico Ferreira Silva | Jason Jung | 1-6, 6-4, 6-3 | | match details |  Oeiras 3 | Clay |
| 10.05.21 | 1st round | Andrej Martin | Jason Jung | 2-6, 7-64, 4-0, Jason Jung - retired | | match details |  Zagreb Challenger | Clay |
| 22.04.21 | 2nd round | Thai Kwiatkowski | Jason Jung | 6-3, 6-2 | | match details | Tallahassee Challenger | Clay |
| 20.04.21 | 1st round | Jason Jung | Jack Sock | 2-6, 6-3, 6-4 | | match details | ||
| 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 |
| 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 | ||
| 21.05.18 | q 1 | Lorenzo Sonego | Jason Jung | 6-2, 6-4 | | match details | Paris | Clay |
| 23.05.17 | q 1 | Norbert Gombos | Jason Jung | 6-4, 6-4 | | match details | Paris | Clay |
| 19.05.17 | 1/2 | Aldin Setkic | Jason Jung | 6-4, 6-3 | | match details |  Samarkand Challenger | Clay |
| 18.05.17 | 1/4 | Jason Jung | Alexey Vatutin | 7-63, 7-64 | | match details | ||
| 17.05.17 | 2nd round | Jason Jung | Denys Molchanov | 6-4, 4-6, 6-2 | | match details | ||
| 15.05.17 | 1st round | Jason Jung | Prajnesh Gunneswaran | 3-6, 7-61, 6-4 | | match details | ||
| 26.04.17 | 2nd round | Janko Tipsarevic | Jason Jung | 7-5, 6-2 | | match details | Anning Challenger | Clay |
| 24.04.17 | 1st round | Jason Jung | Zihao Xia | 7-5, 7-5 | | match details | ||
| 13.08.16 | 1/2 | Ruben Ramirez-Hidalgo | Jason Jung | 4-6, 6-0, 7-65 | | match details | Qingdao Challenger | Clay |
| 12.08.16 | 1/4 | Jason Jung | Konstantin Kravchuk | 6-4, 7-5 | | match details | ||
| 11.08.16 | 2nd round | Jason Jung | Xin Gao | Xin Gao - walk over | | match details | ||
| 09.08.16 | 1st round | Jason Jung | Zhe Li | 7-5, 6-4 | | match details | ||
| 22.04.16 | 1/4 | Jordan Thompson | Jason Jung | 6-3, 7-5 | | match details | Nanjing Challenger | Clay |
| 21.04.16 | 2nd round | Jason Jung | Mathias Bourgue | 6-4, 6-2 | | match details | ||
| 19.04.16 | 1st round | Jason Jung | Bastian Trinker | 6-4, 7-63 | | match details | ||
| 22.03.16 | 1st round | Hans Podlipnik-Castillo | Jason Jung | 6-4, 6-0 | | match details | San Luis | Clay |
| 20.05.15 | q 2 | Marco Cecchinato | Jason Jung | 7-5, 6-1 | | match details | Paris | Clay |
| 19.05.15 | q 1 | Jason Jung | Andrej Martin | 6-72, 6-3, 7-5 | | match details | ||
| 20.01.14 | 2nd round | Eric Quigley | Jason Jung | 2-6, 6-3, 7-63 | | match details | USA F3 | Clay |
| 20.01.14 | 1st round | Jason Jung | Milos Sekulic | 6-71, 6-4, 6-1 | | match details | ||
| 13.01.14 | 2nd round | Yoshihito Nishioka | Jason Jung | 6-1, 6-2 | | match details | USA F2 | Clay |
| 13.01.14 | 1st round | Jason Jung | Pedro Sakamoto | 3-6, 6-4, 6-3 | | match details | ||
| 02.09.13 | 1/4 | Jason Jung | Evan King | 6-78, 6-4, 6-4 | | match details |  Canada F7 | Clay |
| 02.09.13 | fin | Peter Polansky | Jason Jung | 6-1, 6-1 | | match details | ||
| 02.09.13 | 1/2 | Jason Jung | Jean-Yves Aubone | 6-4, 6-3 | | match details | ||
| 02.09.13 | 1st round | Jason Jung | Sekou Bangoura | 6-1, 6-3 | | match details | ||
| 02.09.13 | 2nd round | Jason Jung | Henry Choi | 6-2, 6-1 | | match details | ||
| 24.06.13 | 2nd round | Jason Jung | George Jecminek | 7-5, 6-2 | | match details | USA F17 | Clay |
| 24.06.13 | 1st round | Jason Jung | Hunter Callahan | 6-4, 6-1 | | match details | ||
| 24.06.13 | 1/4 | Marcus Fugate | Jason Jung | 6-1, 7-5 | | match details | ||
| 17.06.13 | 1st round | Jason Jung | Tommy Mylnikov | 7-63, 6-4 | | match details | USA F16 | Clay |
| 17.06.13 | 2nd round | Jason Jung | Stephen Hoh | 6-3, 6-3 | | match details | ||
| 17.06.13 | 1/4 | Jason Tahir | Jason Jung | 6-3, 6-3 | | match details | ||
| 15.04.13 | qual. | Yong-Kyu Lim | Jason Jung | 7-5, 6-74, 6-2 | | match details | Sarasota Challenger | Clay |
| 13.04.13 | q 1 | Jason Jung | Mohd Assri Merzuki | 6-2, 6-1 | | match details | ||
| 28.01.13 | 1st round | Jason Jung | Henrik Wiersholm | 6-3, 6-3 | | match details | USA F4 | Clay |
| 28.01.13 | 2nd round | Jason Jung | Gregory Ouellette | 2-6, 6-0, 6-4 | | match details | ||
| 28.01.13 | 1/4 | Florian Reynet | Jason Jung | 6-3, 6-3 | | match details | ||
| 05.11.12 | 1st round | Jason Jung | Patrick Daciek | 6-4, 7-5 | | match details | USA F31 | Clay |
| 05.11.12 | 1/4 | Kyle Edmund | Jason Jung | 6-2, 6-2 | | match details | ||
| 05.11.12 | 2nd round | Jason Jung | Vladimir Obradovic | 6-4, 6-1 | | match details | ||
| 29.10.12 | 1st round | Jason Jung | Joe Salisbury | 7-5, 6-0 | | match details | USA F30 | Clay |
| 29.10.12 | 2nd round | Noah Rubin | Jason Jung | 4-6, 6-3, 2-0, Jason Jung - retired | | match details |
