Stadium: Court 2 Round: 54 Ground: Hardcourt outdoor
| ITF M25 Calabasas | 2023/03/20 18:00 | Osgar O'Hoisin v Toby Martin | 6-3,4-6,10-5 |
| ITF M25 Montreal | 2023/03/17 16:05 | Osgar O'Hoisin v Henri Squire | 6-7,1-6 |
| ITF M25 Montreal | 2023/03/16 15:10 | Tristan McCormick v Osgar O'Hoisin | 7-6,4-6,4-6 |
| ITF M25 Montreal | 2023/03/15 19:55 | Herbert Jody Maginley v Osgar O'Hoisin | 4-6,6-7 |
| ITF M25 Montreal | 2023/03/07 19:55 | Sebastian Gima v Osgar O'Hoisin | 6-4,6-3 |
| Challenger Monterrey | 2023/02/20 18:00 | Bernard Tomic v Osgar O'Hoisin | 6-1,6-4 |
| Challenger Monterrey | 2023/02/19 19:35 | Luciano Doria v Osgar O'Hoisin | 3-6,3-6 |
| ITF M25 Santo Domingo | 2023/02/14 16:55 | Kyle Seelig v Osgar O'Hoisin | 6-2,6-3 |
| ITF M25 Nussloch | 2023/01/25 15:05 | Tim Sandkaulen v Jannik Opitz | 6-7,1-6 |
| ITF M25 Nussloch | 2023/01/23 13:40 | Tim Sandkaulen v Matthew William Donald | 6-3,6-2 |
| ITF M25 Nussloch | 2023/01/22 09:00 | Tim Sandkaulen v Matyas Cerny | 4-6,6-4,10-4 |
| ITF M25 Heraklion | 2022/11/24 09:25 | Tim Sandkaulen v Daniel Cukierman | 2-6,1-6 |
| ITF M25 Heraklion | 2022/11/23 06:50 | Tim Sandkaulen v Stefano D'Agostino | 6-4,6-1 |
| ITF M25 Heraklion | 2022/11/16 11:10 | Tim Sandkaulen v Billy Harris | 4-6,6-7 |
| ITF M25 Heraklion | 2022/11/15 07:00 | Tim Sandkaulen v Shay Bar Menahem | 6-1,6-4 |
| ITF M25 Heraklion | 2022/11/14 10:00 | Tim Sandkaulen v Ammar Elamin | 6-7,6-3,10-3 |