William Blumberg

William Blumberg
Blumberg at the 2023 Cary Challenger II
Country (sports) United States
ResidenceGreenwich, Connecticut, United States
Born (1998-01-26) January 26, 1998
New York City, United States
Height1.88 m (6 ft 2 in)
Turned pro2021
Retired2024
PlaysRight-handed (two-handed backhand)
CollegeNorth Carolina
CoachMary Bryan Pope
Prize money$1,354,543
Singles
Career record0–1 (at ATP Tour level, Grand Slam level, and in Davis Cup)
Career titles0
Highest rankingNo. 438 (January 7, 2019)
Grand Slam singles results
US OpenQ1 (2017)
Doubles
Career record34–26 (at ATP Tour level, Grand Slam level, and in Davis Cup)
Career titles3
Highest rankingNo. 74 (September 12, 2022)
Grand Slam doubles results
French Open1R (2023)
Wimbledon2R (2022, 2023)
US Open1R (2017, 2022, 2023, 2024)
Grand Slam mixed doubles results
US OpenSF (2022)
Last updated on: 5 May 2025.

William Blumberg (born January 26, 1998) is a former American professional tennis player. He has a career-high ATP doubles ranking of world No. 74 achieved on 12 September 2022. He has a career-high singles ranking of No. 438 reached on 18 February 2019.