Name: Jason Jung
Country: Taipei (CHN)
Birthdate: 15.06.89, 35 years
Height: 173 cm
Weight: 60 kg
Right-handed
ATP ranking: 856
TOP ranking's position: 114 (20.08.18, 483 points)
Points: 22
Prize money: 1.152.926 $
Matches total: 749
Win: 419
%: 55.94 %
Country: Taipei (CHN)
Birthdate: 15.06.89, 35 years
Height: 173 cm
Weight: 60 kg
Right-handed
ATP ranking: 856
TOP ranking's position: 114 (20.08.18, 483 points)
Points: 22
Prize money: 1.152.926 $
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 / Fixtures
| no matches found |
Jason Jung form / year 2021
Jason Jung / year 2021
| 18.11.21 | 2nd round | Go Soeda | Jason Jung | 6-4, 5-7, 6-4 |  | match details |  Champaign Challenger | I. hard |
| 16.11.21 | 1st round | Jason Jung | Mikael Torpegaard | 6-2, 3-6, 6-4 |  | match details | ||
| 11.11.21 | 2nd round | Christian Harrison | Jason Jung | 3-6, 7-63, 4-2, Jason Jung - retired | | match details | Knoxville Challenger | I. hard |
| 08.11.21 | 1st round | Jason Jung | Jason Murray Kubler | 6-4, 6-1 | | match details | ||
| 02.11.21 | 1st round | Christian Harrison | Jason Jung | 7-5, 6-4 | | match details | Charlottesville Challenger | I. hard |
| 25.10.21 | 1st round | Thai Kwiatkowski | Jason Jung | 7-5, 6-2 | | match details | Las Vegas | Hard |
| 05.10.21 | q 1 | Stefan Kozlov | Jason Jung | 6-3, 3-6, 5-2, Jason Jung - retired | | match details | Indian Wells | Hard |
| 20.09.21 | 1st round | Ryan Peniston | Jason Jung | 6-3, 6-4 | | match details | Columbus Challenger | I. hard |
| 14.09.21 | 1st round | Rinky Hijikata | Jason Jung | 6-4, 6-4 | | match details | Cary 2 | Hard |
| 26.08.21 | q 2 | Mikhail Kukushkin | Jason Jung | 6-4, 6-3 | | match details | New York | Hard |
| 25.08.21 | q 1 | Jason Jung | Sebastian Ofner | 7-5, 6-4 | | match details | ||
| 31.07.21 | q 1 | Go Soeda | Jason Jung | 6-4, 6-72, 6-4 | | match details | Washington | Hard |
| 25.07.21 | qual. | Bjorn Fratangelo | Jason Jung | 6-3, 1-6, 7-5 | | match details | Atlanta | Hard |
| 24.07.21 | q 1 | Jason Jung | Lukas Lacko | 6-4, 6-74, 6-3 | | match details | ||
| 19.07.21 | 1st round | Evgeny Donskoy | Jason Jung | 6-1, 6-4 | | match details |  Los Cabos | Hard |
| 15.07.21 | 1/4 | Alexander Bublik | Jason Jung | 6-2, 6-4 | | match details | Newport | Grass |
| 14.07.21 | 2nd round | Jason Jung | Tennys Sandgren | 6-2, 6-2 | | match details | ||
| 13.07.21 | 1st round | Jason Jung | Brayden Schnur | 7-5, 6-71, 7-64 | | match details | ||
| 24.06.21 | qual. | Gregoire Barrere | Jason Jung | 7-65, 3-6, 7-64, 6-2 | | match details |  London | Grass |
| 23.06.21 | q 2 | Jason Jung | Tatsuma Ito | 6-2, 6-1 | | match details | ||
| 22.06.21 | q 1 | Jason Jung | Peter Gojowczyk | 6-3, 7-64 | | match details | ||
| 12.06.21 | q 1 | Aleksandar Vukic | Jason Jung | 7-64, 7-68 | | match details | London | Grass |
| 07.06.21 | 1st round | Nicolas Jarry | Jason Jung | 6-4, 7-5 | | match details | Orlando 2 | Hard |
| 24.05.21 | q 1 | Liam Broady | Jason Jung | 6-4, 6-2 | | match details |  Paris | Clay |
| 04.06.21 | 1/4 | Mitchell Krueger | Jason Jung | 3-6, 6-2, 6-1 | | match details | Little Rock | Hard |
| 02.06.21 | 2nd round | Jason Jung | Hiroki Moriya | 6-3, 6-4 | | match details | ||
| 31.05.21 | 1st round | Jason Jung | Christian Harrison | 6-1, 6-2 | | match details | ||
| 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 | ||
| 12.04.21 | 1st round | Jenson Brooksby | Jason Jung | 6-1, 6-4 | | match details | Orlando Challenger | Hard |
| 23.03.21 | qual. | Paolo Lorenzi | Jason Jung | 6-4, 6-4 | | match details | Miami | Hard |
| 22.03.21 | q 1 | Jason Jung | Nicolas Mahut | 6-4, 3-6, 6-1 | | match details | ||
| 13.03.21 | q 1 | Frederico Ferreira Silva | Jason Jung | 7-5, 6-2 | | match details | Acapulco | Hard |
| 22.02.21 | 1st round | Maxime Cressy | Jason Jung | 7-64, 6-2 | | match details |  Singapore | I. hard |
| 15.02.21 | 1st round | Soon-Woo Kwon | Jason Jung | 6-3, 6-4 | | match details |  Biella 2 | I. hard |
