Cooper Williams
American tennis player
From Wikipedia, the free encyclopedia
Cooper Williams (born June 17, 2005) is an American professional tennis player. He has a career-high ATP singles ranking of No. 660 achieved on 29 September 2025 and a best doubles ranking of No. 473 achieved on 8 September 2025.[1]
United States| Country (sports) | United States |
|---|---|
| Residence | Boca Raton, Florida |
| Born | June 17, 2005 New York City |
| Height | 190 cm (6 ft 3 in) |
| Prize money | US $50,974 |
| Singles | |
| Career record | 0–0 (at ATP Tour level, Grand Slam level, and in Davis Cup) |
| Career titles | 0 |
| Highest ranking | No. 660 (29 September 2025) |
| Current ranking | No. 695 (8 December 2025) |
| Doubles | |
| Career record | 1–1 (at ATP Tour level, Grand Slam level, and in Davis Cup) |
| Career titles | 0 |
| Highest ranking | No. 473 (8 September 2025) |
| Current ranking | No. 516 (8 December 2025) |
| Grand Slam doubles results | |
| US Open | 2R (2025) |
| Last updated on: 8 December 2025. | |
Williams won the boys' doubles title at the 2023 Australian Open, with countryman Learner Tien. He reached an ITF junior combined ranking of world No. 3 on 28 August 2023.[2]
Early life
Born and raised in New York City, Williams attended St. Bernard's School on the Upper East Side from Kindergarten to seventh grade. He graduated from Dwight School Global in June 2023. Williams relocated to Boca Raton, Florida during the Covid pandemic, where he works with fitness coach, Richard Woodruff.[3][4]
Career
Alongside partner Learner Tien, Williams won the junior Australian Open doubles in January 2023, defeating Alexander Blockx and João Fonseca in the final 6–4, 6–4.[5][6]
In August 2025, he made his main draw grand slam debut alongside Theodore Winegar at the 2025 US Open, having received the US collegiate wildcard into the men's doubles having won the inaugural American Collegiate Wildcard Playoff in Orlando.[7] In the first round they defeated Czech pairing Petr Nouza and Patrik Rikl in straight sets before facing previous finalists and the No. 4 seeds Kevin Krawietz and Tim Puetz.[8][9]
College
Williams played his Freshman season of college tennis at Harvard, where he earned All-America singles status and 2024 NCAA Rookie of the Year. He led the Crimson to its highest NCAA ranking in program history, #6 in the nation. Williams now plays for Duke University.
ITF World Tennis Tour finals
Singles: 2 (2 titles)
|
| Result | W–L | Date | Tournament | Tier | Surface | Opponent | Score |
|---|---|---|---|---|---|---|---|
| Win | 1–0 | Jun 2025 | M15 Monastir, Tunisia | WTT | Hard |  Marcus Walters |
6–3, 6–1 |
| Win | 2–0 | Jun 2025 | M15 Monastir, Tunisia | WTT | Hard |  Luca Potenza |
6–3, 7–5 |
Doubles: 6 (4 titles, 2 runner-ups)
|
|
| Result | W–L | Date | Tournament | Tier | Surface | Partner | Opponents | Score |
|---|---|---|---|---|---|---|---|---|
| Loss | 0–1 | Jul 2022 | M25 Edwardsville, US | WTT | Hard | Kweisi Kenyatte |
 Makoto Ochi Seita Watanabe |
6–7(1–7), 3–6 |
| Loss | 0–2 | Aug 2022 | M15 Memphis, US | WTT | Hard | Alex Michelsen |
Millen Hurrion Finn Reynolds |
0–6, 1–6 |
| Win | 1–2 | Sep 2022 | M15 Fayetteville, US | WTT | Hard |  Alessio Basile |
 Adrien Burdet Melvin Manuel |
6–4, 6–3 |
| Win | 2–2 | Mar 2023 | M25 Calabasas, US | WTT | Hard |  Edward Winter |
Rohan Murali Elijah Strode |
6–2, 6–3 |
| Win | 3–2 | Oct 2024 | M15 Winston-Salem, US | WTT | Hard | Daniel Milavsky |
Ryan Fishback Henry Lieberman |
6–1, 6–1 |
| Win | 4–2 | Jul 2025 | M15 Monastir, Tunisia | WTT | Hard | Matthew Rankin |
 Daniil Bogatov Evgenii Tiurnev |
6–3, 5–7, [10–5] |
Junior Grand Slam finals
Doubles: 1 (title)
| Result | Year | Tournament | Surface | Partner | Opponents | Score |
|---|---|---|---|---|---|---|
| Win | 2023 | Australian Open | Hard | Learner Tien |
Alexander Blockx João Fonseca |
6–4, 6–4 |