Stadium: Court 1 Round: 54 Ground: Hardcourt outdoor
| ITF M15 Hinode | 2024/03/12 01:00 | Leo Vithoontien v Takuya Kumasaka | 2-6,6-4,4-6 |
| ITF M15 Nakhon Si Thammarat | 2024/02/28 07:20 | Leo Vithoontien v Orel Kimhi | 6-7,3-6 |
| ITF M15 Nakhon Si Thammarat | 2024/02/26 04:35 | Leo Vithoontien v Mattias Southcombe | 6-0,6-0 |
| ITF M15 Nakhon Si Thammarat - kval | 2024/02/25 06:30 | Leo Vithoontien v Krittin Koaykul | 6-2,6-7,11-9 |
| ITF M15 Nakhon Si Thammarat | 2024/02/21 03:55 | Leo Vithoontien v Jumpei Yamasaki | 5-7,7-6,0-6 |
| ITF M15 Nakhon Si Thammarat | 2024/02/19 02:00 | Leo Vithoontien v Linghao Zhang | 6-3,6-4 |
| ITF M15 Nakhon Si Thammarat - kval | 2024/02/18 03:50 | Leo Vithoontien v Krittin Koaykul | 6-4,6-4 |
| Challenger Drummondville | 2023/11/13 15:00 | Kiranpal Pannu v Leo Vithoontien | 6-3,6-2 |
| ITF M25 Sapporo | 2022/08/30 05:40 | Shion Motoyama v Kento Takeuchi | 2-6,4-6 |