Paul Jubb (born 31 October 1999) is a British tennis player. He has a career high ATP singles ranking of world No. 180, achieved on 28 October 2024. Jubb won the singles title at the 2019 NCAA Division I Men's Tennis Championship as a member of the South Carolina Gamecocks.
In 2015 he won the under 16 Boys singles title at the LTA British Nationals.
Jubb made his Grand Slam main draw debut at the 2019 Wimbledon Championships after receiving a wildcard for the singles main draw, but dropped out in the first round after losing in 4 sets to João Sousa. He made his ATP Tour debut at the 2019 Eastbourne International by winning two qualifying matches, before losing in the first round to eventual champion Taylor Fritz.
Jubb also received a wildcard for the 2022 Wimbledon Championships but lost in five sets to eventual finalist Nick Kyrgios in the first round.
Ranked No. 289, at the 2024 Mallorca Championships he qualified for the main draw and reached his first ATP semifinal with wins over two qualifiers Maximilian Marterer and Adam Walton, and finally top seed Ben Shelton, for his first top-20 win. As a result he moved close to 90 positions up, back to one position shy of the top 200 and only eight positions from his career-high of No. 193.
He received a wildcard for the main draw of the 2024 Wimbledon Championships.