Stadium: Hard 21 Round: 26 Ground: Hardcourt outdoor
| ITF M15 Heraklion | 2023/03/22 12:10 | Kai Lemstra v Axel Bergdahl | 6-3,6-4 |
| ITF M15 Heraklion | 2023/03/21 07:00 | Kai Lemstra v Raz Katz | 6-2,6-2 |
| ITF M15 Heraklion | 2023/03/20 08:00 | Kai Lemstra v Petr Hajek | 6-3,6-2 |
| ITF M15 Heraklion | 2023/03/17 11:55 | Francois Musitelli v Kai Lemstra | 7-6,2-6,7-6 |
| ITF M15 Heraklion | 2023/03/16 08:00 | Niccolo Catini v Kai Lemstra | 3-6,1-6 |
| ITF M15 Heraklion | 2023/03/15 11:45 | Kai Lemstra v Aleksandre Bakshi | 7-6,5-7,6-2 |
| ITF M25 Heraklion | 2023/03/14 07:00 | Kai Lemstra v Timofey Stepanov | 6-1,6-1 |
| ITF M25 Heraklion | 2023/03/13 08:00 | Kai Lemstra v Miko Wassermann | 6-2,6-0 |
| ITF M15 Heraklion | 2023/03/22 14:00 | Elgin Khoeblal v Sebastian Gima | 2-6,4-6 |
| ITF M25 Montreal | 2023/03/14 19:40 | Sebastian Gima v Jaimee Floyd Angele | 5-7,3-6 |
| ITF M25 Montreal | 2023/03/09 15:00 | Sebastian Gima v Sandro Kopp | 6-1,4-6,3-6 |
| ITF M25 Montreal | 2023/03/07 19:55 | Sebastian Gima v Osgar O'Hoisin | 6-4,6-3 |
| ITF M15 Naples | 2023/03/02 17:50 | Viacheslav Bielinskyi v Sebastian Gima | 6-2,3-6,7-6 |
| ITF M15 Naples | 2023/02/28 16:30 | Alejandro H Franco v Sebastian Gima | 5-7,2-6 |
| ITF M15 Naples | 2023/02/23 17:30 | Kyle Kang v Sebastian Gima | 7-5,6-3 |
| ITF M15 Monastir | 2023/01/13 08:30 | Sebastian Gima v Federico Iannaccone | 3-6,2-6 |