Challenger - Zhangjiagang | 09/05 02:00 | 25 | [115] Jason Jung v Yuta Shimizu [417] | 6-4,6-3 | |
ATP Washington Qual | 07/29 16:25 | 64 | [121] Jason Jung v Donald Young [230] | Retired | |
ATP Atlanta Qual | 07/22 17:00 | 164 | [131] Jason Jung v Noah Rubin [166] | 4-6,2-6 | |
ATP Atlanta Qual | 07/21 17:45 | 64 | [131] Jason Jung v Christopher Eubanks [201] | 6-4,6-3 | |
ATP - Newport | 07/19 16:30 | 27 | [131] Jason Jung v Tim Smyczek [123] | 1-6,7-5,4-6 | |
ATP - Newport | 07/18 16:30 | 26 | [134] Nicolas Mahut v Jason Jung [131] | 4-6,4-6 | |
ATP - Newport | 07/17 15:00 | 25 | [116] Sergiy Stakhovsky v Jason Jung [131] | 4-6,6-3,3-6 | |
Challenger Winnetka | 07/15 02:00 | 29 | [355] Evgeny Karlovskiy v Jason Jung [155] | 6-3,6-2 | |
Challenger Winnetka | 07/13 19:20 | 28 | [155] Jason Jung v Collin Altamirano [490] | 6-2,6-2 | |
Challenger Winnetka | 07/12 17:15 | 27 | [175] Mohamed Safwat v Jason Jung [155] | 2-6,6-3,3-6 | |
Challenger Winnetka | 07/11 16:25 | 26 | [212] Christopher Eubanks v Jason Jung [155] | 3-6,7-6,4-6 | |
Challenger Winnetka | 07/10 17:30 | 25 | [397] Thai-Son Kwiatkowski v Jason Jung [155] | 3-6,4-6 | |
Wimbledon | 07/03 16:40 | 23 | [47] Benoit Paire v Jason Jung [155] | 7-5,7-6,6-4 | |
Wimbledon Qual | 06/28 12:45 | 45 | [121] Thomas Fabbiano v Jason Jung [154] | 6-4,6-2,3-6,6-3 | |
Wimbledon Qual | 06/26 16:20 | 45 | [154] Jason Jung v Henri Laaksonen [142] | 7-6,6-4 | |
Wimbledon Qual | 06/25 15:45 | 44 | [154] Jason Jung v Nikola Milojevic [164] | 6-4,6-0 | |
Challenger - Ilkley | 06/19 16:15 | 25 | [153] Jason Jung v Stefano Travaglia [141] | 5-7,3-6 | |
Challenger - Nottingham | 06/11 13:15 | 25 | [152] Jason Jung v Ramkumar Ramanathan [128] | 7-6,5-7,4-6 | |
French Open Qual | 05/21 11:45 | 44 | [151] Jason Jung v Lorenzo Sonego [126] | 2-6,4-6 | |
Challenger - Busan | 05/18 05:35 | 27 | [85] Matthew Ebden v Jason Jung [152] | 6-2,6-2 | |
Challenger - Busan | 05/16 04:00 | 26 | [332] Zhe Li v Jason Jung [152] | 6-7,7-5,1-6 | |
Challenger - Busan | 05/14 08:05 | 25 | [285] Hiroki Moriya v Jason Jung [152] | 1-6,1-6 | |
Challenger Gimcheon | 05/10 03:40 | 26 | [154] Jason Jung v Renta Tokuda [354] | 6-7,0-6 | |
Challenger Gimcheon | 05/08 06:15 | 25 | [154] Jason Jung v Tatsuma Ito [159] | 6-3,5-7,7-6 | |
Challenger - Seoul | 05/03 01:30 | 26 | [249] Tsung-Hua Yang v Jason Jung [154] | 6-4,7-5 | |
Challenger - Seoul | 05/01 03:00 | 25 | Makoto Ochi v Jason Jung | 4-6,0-6 | |
Challenger - Taipei | 04/13 07:30 | 27 | [157] Jason Jung v Tatsuma Ito [155] | 6-3,6-7,6-7 | |
Challenger - Taipei | 04/12 11:45 | 26 | [77] Matthew Ebden v Jason Jung [157] | 2-6,6-7 | |
Challenger - Taipei | 04/12 02:00 | 25 | Jason Jung v Michal Przysiezny | Cancelled | |
Challenger - Taipei | 04/10 11:50 | 25 | Jason Jung v Jacob Grills | 6-0,6-3 |
Jason Jung (Standaardmandarijn: 莊吉生, hanyu pinyin: Zhuāng Jíshēng) (Torrance, 15 juni 1989) is een Amerikaans tennisser van Taiwanese afkomst. Sinds 2015 komt hij uit voor Chinees Taipei. Hij stond viermaal in de finale van een ATP-toernooi in het enkelspel, waarvan hij er één won. Hij won één keer een ATP Challenger-toernooi in het dubbelspel. Hij heeft drie challengers in het enkelspel op zijn naam staan. Jung speelde zijn eerste wedstrijd op grandslamniveau op Wimbledon 2018. Als lucky loser verloor hij in de eerste ronde in drie sets van de Fransman Benoît Paire.