Challenger - Sarasota | 04/11 16:40 | 25 | [70] Jason Kubler v Tung-Lin Wu [164] | 6-4,6-3 | |
ATP - Houston | 04/08 20:30 | 27 | [15] Frances Tiafoe v Jason Kubler [71] | 6-4,6-4 | |
ATP - Houston | 04/08 16:00 | 26 | [94] Daniel Elahi Galan v Jason Kubler [71] | 4-6,2-6 | |
ATP - Houston | 04/03 23:00 | 25 | [232] Fernando Verdasco v Jason Kubler [71] | 6-7,0-6 | |
ATP - Miami | 03/23 21:50 | 23 | [81] Thiago Monteiro v Jason Kubler [70] | 6-4,7-6 | |
ATP - Indian Wells | 03/12 23:25 | 25 | [16] Frances Tiafoe v Jason Kubler [75] | 6-3,6-2 | |
ATP - Indian Wells | 03/10 21:20 | 24 | [75] Jason Kubler v Grigor Dimitrov [25] | Retired | |
ATP - Indian Wells | 03/08 20:45 | 23 | [75] Jason Kubler v Lorenzo Sonego [60] | 6-4,7-6 | |
ATP Doha | 02/22 11:30 | 26 | [74] Jason Kubler v Felix Auger Aliassime [9] | 6-4,1-6,4-6 | |
ATP Doha | 02/20 11:30 | 25 | [101] Aslan Karatsev v Jason Kubler [74] | Retired | |
Challenger - Manama | 02/17 12:45 | 27 | [79] Jason Kubler v Abedallah Shelbayh [399] | 2-6,7-5,6-7 | |
Challenger - Manama | 02/16 14:20 | 26 | [79] Jason Kubler v Daniel Michalski [271] | 6-3,6-3 | |
Challenger - Manama | 02/15 08:00 | 25 | [79] Jason Kubler v Stefano Travaglia [311] | 5-7,6-1,7-6 | |
Australian Open | 01/18 06:50 | 24 | [20] Karen Khachanov v Jason Kubler [84] | 6-4,5-7,6-4,6-2 | |
Australian Open | 01/16 04:30 | 23 | [44] Sebastian Baez v Jason Kubler [84] | 4-6,4-6,4-6 | |
ATP - Adelaide 2 | 01/11 06:55 | 26 | [86] Jason Kubler v Miomir Kecmanovic [28] | 7-5,6-7,4-6 | |
ATP - Adelaide 2 | 01/10 08:40 | 25 | [86] Jason Kubler v Tomas Martin Etcheverry [80] | 7-6,7-5 | |
United Cup | 01/03 07:05 | - | [39] Albert Ramos-Vinolas v Jason Kubler [107] | 3-6,6-4,3-6 | |
United Cup | 01/03 06:45 | - | Pablo Carreno Busta v Jason Kubler | Cancelled | |
United Cup | 12/30 08:20 | - | [107] Jason Kubler v Daniel Evans [27] | 6-3,7-6 | |
Challenger Roanne | 11/08 10:00 | 25 | [105] Jason Kubler v Luca Van Assche [210] | 6-1,6-7,1-6 | |
Challenger - Bergamo | 10/31 09:00 | 19 | [104] Jason Kubler v Alibek Kachmazov [330] | 6-4,6-7,1-6 | |
Challenger - Bergamo | 10/30 09:00 | 14 | [101] Jason Kubler v Alexandar Lazarov [289] | 6-4,7-6 | |
ATP - Basel | 10/22 11:30 | 14 | [51] Arthur Rinderknech v Jason Kubler [102] | 6-4,6-7,6-2 | |
ATP - Štokholm | 10/17 13:50 | 25 | [102] Jason Kubler v Cristian Garin [89] | 2-6,4-6 | |
ATP - Štokholm | 10/16 10:00 | 19 | [103] Jason Kubler v Damir Dzumhur [177] | 6-3,7-6 | |
ATP - Štokholm | 10/15 10:00 | 14 | Jason Kubler v Jonathan Mridha | 6-2,6-3 | |
ATP - San Diego | 09/21 19:40 | 25 | [130] Christopher O'Connell v Jason Kubler [99] | Retired | |
Davis Cup | 09/15 12:00 | 1 | [79] Richard Gasquet v Jason Kubler [97] | 6-2,6-4 | |
Davis Cup | 09/13 12:20 | 1 | [134] Zizou Bergs v Jason Kubler [97] | 4-6,6-1,3-6 |
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.