Player

🇺🇸 William Hsieh

Career matches 16

Wins 3

Losses 13

Win rate 18.8%

Elo (current) —

Surface breakdown

Hard 21.4% 3W – 11L (14 matches)

Clay 0.0% 0W – 2L (2 matches)

Career form (last 10)

LLLLLLLLWL

Newest on left. Hover for details.

Head-to-head (top 5 opponents)

Opponent	Played	W	L	W%
Santiago Giamichelle	1	0	1	0%
Patricio Betancourt	1	0	1	0%
Anas Bennour Dit Sahli	1	0	1	0%
Mattia Ricci	1	1	0	100%
Nicolas Jadoun	1	1	0	100%

Recent matches

1–16 of 16

Date	Tournament	Round	Winner	Loser	Score	Surface
2025-06-09	M25 Santo Domingo	R3	Julian Alonso	William Hsieh	6-2 6-1	Hard
2025-06-09	M25 Santo Domingo	R1	Aryan Shah	William Hsieh	6-2 6-1	Hard
2025-06-02	M25 Santo Domingo	R2	Cesar Cruz	William Hsieh	6-3 6-3	Hard
2025-05-19	M25 Orlando, FL	R1	Jaden Weekes	William Hsieh	4-6 6-3 11-9	Clay
2025-05-12	M15 Orlando, FL	R2	Santiago Giamichelle	William Hsieh	6-3 6-2	Clay
2024-11-25	M15 Huamantla	R32	Ezekiel Clark	William Hsieh	6-1 6-0	Hard
2024-11-18	M15 Huamantla	R32	Patricio Betancourt	William Hsieh	7-6(4) 7-5	Hard
2024-09-23	M15 Monastir	R16	Luc Fomba	William Hsieh	6-4 7-5	Hard
2024-09-23	M15 Monastir	R32	William Hsieh	Mattia Ricci	6-7(5) 6-3 7-5	Hard
2024-09-16	M15 Monastir	R32	Karan Singh	William Hsieh	6-2 6-1	Hard
2024-09-02	M15 Monastir	R32	Anas Bennour Dit Sahli	William Hsieh	6-2 6-1	Hard
2024-08-26	M15 Monastir	QF	Maximus Jones	William Hsieh	6-3 6-3	Hard
2024-08-26	M15 Monastir	R16	William Hsieh	Nicolas Jadoun	6-1 6-2	Hard
2024-08-26	M15 Monastir	R32	William Hsieh	Nicolas Philibert	6-2 6-3	Hard
2024-05-06	M15 Monastir	R32	Elio Jose Ribeiro Lago	William Hsieh	7-5 6-1	Hard
2024-03-11	M25 Santo Domingo	R32	Aydan Gomez Osorio	William Hsieh	6-4 6-3	Hard

Aliases

5

atp

William Hsieh (h0kl)

atp_short

W. Hsieh (h0kl)

itf

William Hsieh (800644996)

sackmann

William Hsieh (212766)

variant

W Hsieh