H. S. Koay
ATP
· Malaysia
· age 28
· recent form 3-7
H. S. Koay is a ATP tennis player. Current hard-court ELO 1151 (2-6). Recent form: 3-7 over the last 10 matches.
ELO ratings by surface
| Surface | ELO | Record | Matches |
| Hard | 1151 | 2-6 | 8 |
Recent match history
| Date | | Opponent | Score | Event |
| July 2, 2026 |
L |
H. Roh |
0 - 2 |
M15 Wuning 4 (China) |
| July 1, 2026 |
W |
D. H. Lee |
2 - 0 |
M15 Wuning 4 (China) |
| Nov. 19, 2025 |
L |
W. K. Leong M. |
0 - 1 |
M15 Kuala Lumpur 2 · hard |
| Nov. 14, 2025 |
L |
E. Zhu |
0 - 2 |
M15 Kuala Lumpur · hard |
| Nov. 13, 2025 |
W |
A. F. Alhogbani |
0 - 2 |
M15 Kuala Lumpur · hard |
| Nov. 12, 2025 |
W |
D. Abadia |
2 - 0 |
M15 Kuala Lumpur · hard |
| Aug. 27, 2025 |
L |
V. Vardhan |
2 - 1 |
M15 Maanshan 7 · hard |
| Nov. 29, 2023 |
L |
S. Fukuda |
0 - 2 |
ITF M15 Kuala Lumpur Men · hard |
| Nov. 22, 2023 |
L |
S. Tang |
1 - 2 |
ITF M15 Ipoh Perak Men · hard |
| July 26, 2022 |
L |
K. Saitoh |
0 - 2 |
M15 Kuala Lumpur · hard |