Jason Kubler | Bio | ATP Tour

Personal
Career

Nickname is Kubs.
Started playing tennis at age 5 with his brother. Hit balls on a basketball court with a portable net.
Mother, Lyn; brother, Jonathan; sister, Jade.
Favourite surface is clay, shot is forehand and tournament is Roland Garros.
Idols growing up were Lleyton Hewitt, Patrick Rafter and boxer Floyd Mayweather.
Enjoys watching football and playing PlayStation 4.
Supports Chelsea football team and Brisbane Broncos rugby team.
Implements swimming and biking into his training.
Suffers from ahereditary knee condition. Underwent multiple knee surgeries as a teenager and suffered3 meniscus tears in left knee and 1 in right knee.
Missed an entire year from March 2016 through March 2017 following microfracture knee surgery.
During injury hiatus, coached kids to make money and fund his return to tour. Put coaching money in a box instead of a bank so that he could see it for motivation. He says,"It gave me a good perspective on life because I went from not having any money at all to trying to grind and pay for my food."

(UPDATED 17 JANUARY 2026)

Unranked in March 2017 following string of knee surgeries, then broke into Top 100 in August 2018 and achieved career-high No. 63 in April 2023.
Defeated [1] Koolhof/Skupski en route to 2023 Australian Open doubles title in team debut w/Hijikata, joining Kokkinakis/Kyrgios as 2nd straight All-Aussie WCs to win their home Grand Slam championship.
After advancing to 2022 Wimbledon 4R as Q, saved 1 MP for biggest win of career vs. No. 9 Auger-Aliassime en route to 1st ATP Tour QF and SF at 2022 Newport.
Qualified for 2023 Nitto ATP Finals in doubles with Hijikata.
To protect his knees, played exclusively on clay from March 2012-May 2015, winning 1st of 9 career Challenger titles at 2014 Sibiu.
Earned 35 straight junior wins from July 2009-January 2010 (70-4 in sets), became World No. 1 junior in May 2010 and ended junior career by reaching 2011 Wimbledon boys’ singles SF.

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