Gabriel Diallo

Gabriel Diallo
Country (sports) Canada
Born (2001-09-24) September 24, 2001
Montreal, Canada
Height2.03 m (6 ft 8 in)
Turned pro2023
PlaysRight-handed (two-handed backhand)
CollegeUniversity of Kentucky
CoachMartin Laurendeau
Prize moneyUS $ 1,614,931
Singles
Career record27–26
Career titles1
Highest rankingNo. 44 (16 June 2025)
Current rankingNo. 44 (16 June 2025)
Grand Slam singles results
Australian Open2R (2025)
French Open2R (2025)
WimbledonQ2 (2023, 2024)
US Open3R (2024)
Doubles
Career record1–5
Career titles0
Highest rankingNo. 321 (8 January 2024)
Current rankingNo. 502 (16 June 2025)
Grand Slam doubles results
French Open2R (2025)
Team competitions
Davis CupW (2022)
Record: 4–3
Last updated on: 16 June 2025.

Gabriel Diallo (born September 24, 2001) is a Canadian professional tennis player. He has a career-high ATP singles ranking of world No. 44, achieved on 16 June 2025, and a doubles ranking of No. 321, achieved on 8 January 2024. He is currently the No. 3 Canadian player. Diallo won his maiden ATP title at the 2025 Libéma Open.

Diallo played college tennis at the University of Kentucky.