Stadium: Court 2 Round: 25 Ground: Hardcourt indoor
| ITF M15 Morelia | 2023/10/19 21:00 | Leo Vithoontien v Karue Sell | 2-6,2-6 |
| ITF M15 Morelia | 2023/10/18 19:00 | Leo Vithoontien v Enrique Pena | 6-3,3-6,6-3 |
| ITF M15 Morelia | 2023/10/17 19:45 | Leo Vithoontien v Miguel Angel Cabrera | 7-5,6-2 |
| ITF M25 Takasaki | 2023/09/21 01:50 | Kazuki Nishiwaki v Leo Vithoontien | 5-7,6-4,6-4 |
| ITF M25 Takasaki | 2023/09/20 01:00 | Leo Vithoontien v Keisuke Saitoh | 6-4,6-3 |
| ITF M25 Takasaki | 2023/09/18 00:55 | Leo Vithoontien v Ryusuke Horiuchi | 6-2,7-6 |
| ITF M25 Takasaki | 2023/09/17 01:00 | Leo Vithoontien v Ryuhei Azuma | 6-1,6-2 |
| ITF M15 Nakhon Si Thammarat | 2023/09/06 05:45 | Leo Vithoontien v Pruchya Isarow | 7-6,6-7,0-6 |
| ITF M25 Saint-Augustin | 2023/10/25 16:05 | Jonathan Sorbo v Strong Kirchheimer | 0-6,0-6 |
| ITF M25 Saint-Augustin | 2023/10/24 15:35 | Jonathan Sorbo v Jacob I R Vasquez | 6-4,6-0 |
| ITF M25 Saint-Augustin | 2023/10/23 18:05 | Jonathan Sorbo v Nicola Ion | 6-3,6-4 |
| ITF M15 Ithaca | 2023/10/02 14:00 | Muhammad Dossani v Jonathan Sorbo | 6-7,7-5,10-6 |
| ITF M25 Champaign | 2023/09/11 15:00 | David Saye v Jonathan Sorbo | 6-4,6-3 |
| ITF M15 Pittsburgh | 2023/07/24 14:00 | Jonathan Sorbo v Nico Mostardi | 6-4,6-4 |
| ITF M15 Rochester | 2023/07/19 16:25 | Juan Carlos Aguilar v Jonathan Sorbo | 6-4,6-2 |
| ITF M25 Laval | 2023/07/11 15:50 | Junghee You v Jonathan Sorbo | 5-7,6-3,6-2 |