| Australian Open Qual | 2023/08/01 00:45 | Low, P S v Jun Hao Leong | W | 0-2 |
| Korea Open | 2023/07/19 03:00 | Kean Yew Loh v Jun Hao Leong | L | 2-0 |
| Taipei Open | 2023/06/22 08:40 | Jun Hao Leong v Chico Aura Dwi Wardoyo | L | 1-2 |
| Taipei Open | 2023/06/21 06:55 | Jun Hao Leong v Kiran George | W | 2-1 |
| Thailand Open | 2023/06/02 08:35 | Jun Hao Leong v Lakshya Sen | L | 0-2 |
| Thailand Open | 2023/06/01 05:55 | Jun Hao Leong v Christo Popov | W | 2-1 |
| Thailand Open | 2023/05/31 10:20 | Thammasin, S. v Jun Hao Leong | W | 1-2 |
| Thailand Open 2019, MS, Qualification | 2023/05/30 09:55 | Jun Hao Leong v Sholeh Aidil | W | 2-0 |
| Australian Open Qual | 2023/08/01 00:15 | Ephraim Stephen Sam v Michael Su | W | 2-0 |
| Australian Open | 2022/11/16 02:00 | Ephraim Stephen Sam v Adinata, Christian | L | 0-2 |
| Australian Open Qual | 2022/11/15 01:40 | Ephraim Stephen Sam v Brent Guo | W | 2-0 |