Challenger Nanchang | 04/23 07:30 | 25 | Jason Kubler v Ben Patael | 1-6,6-4,5-7 | |
Challenger Anning | 04/18 03:00 | 26 | [158] James Duckworth v Jason Kubler [161] | 7-5,7-6 | |
Challenger Anning | 04/16 03:25 | 25 | [353] Makoto Ochi v Jason Kubler [161] | 2-6,1-6 | |
Australian Open | 01/14 02:35 | 23 | [130] Jason Kubler v Thomas Fabbiano [102] | 4-6,6-7,6-2,3-6 | |
Kooyong Classic | 01/08 02:35 | 1 | Jason Kubler v Janko Tipsarevic | 4-6,6-3,10-12 | |
ATP Sydney | 01/05 02:15 | 64 | [75] Yoshihito Nishioka v Jason Kubler [113] | 5-7,6-1,6-3 | |
Challenger Canberra 2 | 10/29 23:00 | - | Jason Kubler v Maverick Banes | Cancelled | |
Challenger Traralgon | 10/24 01:40 | 26 | [97] Jason Kubler v Brydan Klein [309] | 4-6,7-6,3-6 | |
Challenger Traralgon | 10/22 01:20 | 25 | [91] Jason Kubler v Benjamin Hassan [419] | 7-6,6-1 | |
ATP Chengdu | 09/22 05:00 | 64 | [92] Jason Kubler v Hiroki Moriya [187] | 4-6,6-3,3-6 | |
Challenger Kaohsiung | 09/17 08:50 | 25 | [261] Brayden Schnur v Jason Kubler [92] | 6-4,7-6 | |
US Open | 08/29 17:45 | 24 | [74] Taylor Fritz v Jason Kubler [98] | Retired | |
US Open | 08/27 16:45 | 23 | [98] Jason Kubler v Roberto B-Agut [22] | 6-3,6-3,6-4 | |
Challenger Vancouver | 08/19 20:40 | 29 | [310] Daniel Evans v Jason Kubler [109] | 4-6,7-5,7-6 | |
Challenger Vancouver | 08/18 19:00 | 28 | [109] Jason Kubler v Gregoire Barrere [168] | 4-6,7-6,6-2 | |
Challenger Vancouver | 08/17 18:00 | 27 | [271] JC Aragone v Jason Kubler [109] | 6-2,2-6,4-6 | |
Challenger Vancouver | 08/15 19:00 | 26 | Borna Gojo v Jason Kubler | 4-6,5-7 | |
Challenger Vancouver | 08/14 03:05 | 25 | [143] Stefano Travaglia v Jason Kubler [109] | 3-6,6-7 | |
ATP Washington | 08/01 16:11 | 25 | James Duckworth v Jason Kubler | 1-6,6-2,7-6 | |
ATP Washington Qual | 07/29 14:00 | 64 | [108] Jason Kubler v Yosuke Watanuki [286] | 4-6,4-6 | |
Challenger Granby | 07/24 14:00 | 25 | Frank Dancevic v Jason Kubler | Cancelled | |
Challenger Gatineau | 07/21 16:30 | 28 | [143] Bradley Klahn v Jason Kubler [114] | 6-2,6-3 | |
Challenger Gatineau | 07/20 15:00 | 27 | [202] Ernesto Escobedo v Jason Kubler [114] | 6-7,7-6,3-6 | |
Challenger Gatineau | 07/18 15:00 | 26 | [267] Laurynas Grigelis v Jason Kubler [114] | 6-7,6-4,4-6 | |
Challenger Gatineau | 07/17 16:45 | 25 | [306] Kaichi Uchida v Jason Kubler [114] | 1-6,2-6 | |
Challenger Winnipeg | 07/15 18:00 | 29 | [319] Lucas Miedler v Jason Kubler [147] | 1-6,1-6 | |
Challenger Winnipeg | 07/14 17:15 | 28 | [147] Jason Kubler v Marcel Granollers [116] | 4-6,7-5,6-3 | |
Challenger Winnipeg | 07/13 16:35 | 27 | [257] Marc-Andrea Huesler v Jason Kubler [147] | 2-6,3-6 | |
Challenger Winnipeg | 07/12 15:00 | 26 | [239] Dominik Koepfer v Jason Kubler [147] | 1-6,2-6 | |
Challenger Winnipeg | 07/10 15:00 | 25 | [340] Yusuke Takahashi v Jason Kubler [147] | 2-6,2-6 |
Jason Murray Kubler ( KOOB-lər; born 19 May 1993) is an Australian professional tennis player. He has a career-high ATP singles ranking of No. 63 achieved on 24 April 2023 and a doubles ranking of No. 27 achieved on 22 May 2023. Kubler's career highlight came at the 2023 Australian Open, where he won his first Grand Slam doubles title as a wildcard alongside compatriot Rinky Hijikata.
Despite a promising junior career, which included the junior world No. 1 ranking and comparisons to Rafael Nadal, Kubler has spent the majority of his professional career on the lower circuits due to a hereditary knee condition that results in weakened meniscus around the joints. The condition has plagued Kubler throughout his career, resulting in six knee surgeries. Kubler also spent four years of his professional career playing exclusively on clay courts to avoid further structural damage to his knees.