| ITF M15 Osaka | 2025/04/16 05:16 | Leo Vithoontien v Hikaru Shiraishi | 3-6,3-6 |
| ITF M15 Kashiwa | 2025/04/02 01:00 | Filip Peliwo v Leo Vithoontien | 5-7,6-4,6-3 |
| Challenger Brisbane | 2025/01/27 02:30 | Shinji Hazawa v Leo Vithoontien | 6-4,7-6 |
| Challenger Brisbane | 2025/01/26 03:30 | Tai Leonard Sach v Leo Vithoontien | 1-6,1-6 |
| ITF M25 Bali | 2025/01/02 02:30 | Antoine Escoffier v Leo Vithoontien | 6-2,6-4 |
| ITF M25 Bali | 2025/01/01 04:30 | Xing Dao Chen v Leo Vithoontien | 5-7,2-6 |
| ITF M15 Tallahassee | 2024/11/23 19:00 | Jack Anthrop v Leo Vithoontien | 5-7,6-1,6-2 |
| ITF M15 Tallahassee | 2024/11/22 17:00 | Leo Vithoontien v Robin Catry | 6-2,7-6 |