S. Simmalavong is a ATP tennis player. Recent form: 9-2 over the last 11 matches.
| Date | Opponent | Score | Event | |
|---|---|---|---|---|
| Nov. 23, 2024 | W | M. Orazmuhammedov | 0 - 2 | ATP Davis Cup - Group V |
| Nov. 22, 2024 | L | C. Sinclair | 0 - 2 | ATP Davis Cup - Group V |
| Nov. 21, 2024 | W | A. F. Fazeel | 2 - 0 | ATP Davis Cup - Group V |
| Nov. 20, 2024 | W | T. Singye Dorji | 2 - 0 | ATP Davis Cup - Group V |
| Oct. 28, 2023 | W | H. Latt Kyaw | 0 - 2 | Davis Cup - Group V (World) - Promotion |
| Oct. 26, 2023 | W | S. Amonov | 2 - 1 | Davis Cup - Group V (World) |
| Oct. 25, 2023 | W | N. Long Hei | 2 - 0 | Davis Cup - Group V (World) |
| Oct. 22, 2022 | W | G. Batjargal | 0 - 2 | ATP Davis Cup - Group IV |
| Oct. 21, 2022 | W | H. Abdulaal | 0 - 2 | ATP Davis Cup - Group IV |
| Oct. 19, 2022 | W | D. Okuhama | 0 - 2 | ATP Davis Cup - Group IV |
| Oct. 18, 2022 | L | E. Qabazard | 2 - 0 | ATP Davis Cup - Group IV |