| Wimbledon | 06/24 12:00 | 19 | [133] Gregoire Barrere v Jason Jung [163] | 7-6,3-6,7-6,6-2 | |
| Wimbledon | 06/23 13:45 | 19 | [225] Tatsuma Ito v Jason Jung [159] | 2-6,1-6 | |
| Wimbledon | 06/22 11:55 | 14 | [159] Jason Jung v Peter Gojowczyk [132] | 6-3,7-6 | |
| ATP - Queens | 06/12 13:45 | 14 | [209] Aleksandar Vukic v Jason Jung [160] | 7-6,7-6 | |
| Challenger - Orlando | 06/07 17:35 | 25 | [324] Nicolas Jarry v Jason Jung [160] | 6-4,7-5 | |
| Challenger - Little Rock | 06/04 19:40 | 27 | [160] Jason Jung v Mitchell Krueger [207] | 6-3,2-6,1-6 | |
| Challenger - Little Rock | 06/02 22:15 | 26 | [160] Jason Jung v Hiroki Moriya [260] | 6-3,6-4 | |
| Challenger - Little Rock | 05/31 23:00 | 25 | [160] Jason Jung v Christian Harrison [301] | 6-1,6-2 | |
| French Open | 05/24 19:00 | 14 | [160] Jason Jung v Liam Broady [146] | 4-6,2-6 | |
| Challenger - Oeiras | 05/17 12:20 | 25 | [161] Jason Jung v Frederico Ferreira Silva [169] | 6-1,4-6,3-6 | |
| Challenger - Zagreb | 05/10 13:55 | 25 | [151] Jason Jung v Andrej Martin [116] | Retired | |
| Challenger - Tallahassee | 04/22 19:30 | 26 | [227] Thai-Son Kwiatkowski v Jason Jung [150] | 6-3,6-2 | |
| Challenger - Tallahassee | 04/20 15:05 | 25 | [249] Jack Sock v Jason Jung [150] | 6-2,3-6,4-6 | |
| Challenger - Orlando | 04/12 17:10 | 25 | [151] Jason Jung v Jenson Brooksby [232] | 1-6,4-6 | |
| ATP - Miami | 03/23 17:45 | 19 | [149] Jason Jung v Paolo Lorenzi [157] | 4-6,4-6 | |
| ATP - Miami | 03/22 18:05 | 14 | [149] Jason Jung v Nicolas Mahut [238] | 6-4,3-6,6-1 | |
| ATP - Acapulco | 03/14 01:10 | 14 | Jason Jung v Frederico Ferre Silva | 5-7,2-6 | |
| ATP - Singapore | 02/22 06:00 | 25 | [143] Jason Jung v Maxime Cressy [156] | 6-7,2-6 | |
| Challenger - Biella | 02/15 12:45 | 25 | [97] Soonwoo Kwon v Jason Jung [136] | 6-3,6-4 | |
| ATP - Parijs | 10/31 17:25 | 14 | [77] Marco Cecchinato v Jason Jung [127] | 6-3,6-4 | |
| ATP - Wenen | 10/28 13:00 | 25 | [127] Jason Jung v Daniil Medvedev [6] | 3-6,1-6 | |
| ATP - Wenen | 10/25 14:30 | 19 | [128] Jason Jung v Vasek Pospisil [80] | 6-7,6-3,3-6 | |
| ATP - Wenen | 10/24 15:00 | 14 | [47] Kyle Edmund v Jason Jung [128] | 7-6,4-6,2-6 | |
| Challenger - Istanbul | 10/23 11:55 | 27 | [128] Jason Jung v Benjamin Bonzi [191] | 6-7,2-6 | |
| Challenger - Istanbul | 10/21 07:30 | 26 | [128] Jason Jung v Tristan Lamasine [272] | 6-0,6-3 | |
| Challenger - Istanbul | 10/19 07:00 | 25 | [127] Jason Jung v Denis Istomin [176] | Retired | |
| ATP - Keulen | 10/10 12:00 | 64 | [93] Emil Ruusuvuori v Jason Jung [125] | 7-6,6-3 | |
| Challenger - Parma | 10/05 09:00 | 25 | [125] Jason Jung v Laslo Djere [73] | 2-6,4-6 | |
| French Open | 09/27 10:45 | 23 | [98] Federico Coria v Jason Jung [125] | 7-5,7-6,7-6 | |
| French Open | 09/24 12:05 | 19 | [125] Jason Jung v Aleksandar Vukic [192] | 3-6,6-3,3-6 |
Wikipedia - Jason Jung
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.