Stadium: Stadium Round: 27 Ground: Hardcourt outdoor
| ITF M25 The Hague | 2023/07/05 15:15 | Felix Corwin v Ryan Nijboer | 3-6,4-6 |
| ITF M25 The Hague | 2023/07/03 14:55 | Felix Corwin v Stijn Pel | 6-2,6-1 |
| ITF M25 The Hague | 2023/07/02 10:30 | Felix Corwin v Rik Muller | 6-2,6-3 |
| ITF M15 Kamen | 2023/06/28 16:45 | Hady Habib v Felix Corwin | 7-6,6-1 |
| ITF M15 Kamen | 2023/06/26 15:00 | Felix Corwin v Piet Steveker | 6-1,6-2 |
| ITF M15 Tanger | 2023/06/06 08:50 | Felix Corwin v Taym Alazmeh | 2-6,6-1,3-10 |
| ITF M15 Tanger | 2023/06/05 09:00 | Felix Corwin v Emilio Sanchez | 6-1,6-1 |
| UTR Pro Florida | 2023/05/27 14:00 | Felix Corwin v Ethan Leon | 6-7,6-3,6-7 |
| ITF M25 Santo Domingo | 2023/06/28 16:50 | Osgar O'Hoisin v Darian King | 6-7,2-6 |
| ITF M15 South Bend | 2023/06/21 21:55 | Connor Bruce v Osgar O'Hoisin | 4-6,6-3,6-2 |
| ITF M15 Monastir | 2023/05/24 08:30 | Osgar O'Hoisin v Nicolas Jadoun | 3-6,6-7 |
| ITF M15 Monastir | 2023/05/17 08:25 | Osgar O'Hoisin v Matija Pecotic | 2-6,6-7 |
| ITF M25 Nottingham | 2023/05/03 12:55 | Osgar O'Hoisin v Jules Marie | 2-6,3-6 |
| ITF M15 Tacarigua | 2023/04/27 18:00 | Osgar O'Hoisin v Maxence Broville | 6-3,4-6,0-6 |
| ITF M15 Tacarigua | 2023/04/26 19:55 | Osgar O'Hoisin v Mehdi Sadaoui | 1-6,6-0,6-1 |
| ITF M15 Tacarigua | 2023/04/18 18:00 | Osgar O'Hoisin v Yannik Rahman | 4-6,5-7 |