Stadium: Court 3 Round: 54 Ground: Hardcourt outdoor
| ITF M15 Monastir | 2024/03/17 08:00 | Radhouane Kouni v Valtteri Tuukkanen | 0-6,0-6 |
| ITF M15 Bucharest | 2024/07/16 06:00 | Ivan Kazakov v Oskar Grzegorzewski | 6-3,1-6,11-9 |
| ITF M15 Bucharest | 2024/07/15 06:00 | Gianluca Carlini v Oskar Grzegorzewski | 6-1,5-7,6-10 |
| ITF M25 Lodz | 2024/07/08 12:00 | Filip Pieczonka v Oskar Grzegorzewski | 7-5,6-3 |
| ITF M25 Lodz | 2024/07/08 08:00 | Mikolaj Borkowski v Oskar Grzegorzewski | 5-7,3-6 |
| ITF M15 Tanger | 2024/06/25 10:00 | Oskar Grzegorzewski v Matthieu Chambonniere | 6-4,6-7,5-10 |
| ITF M15 Tanger | 2024/06/24 10:00 | Oskar Grzegorzewski v Joshua Schaefer | 6-3,6-2 |
| ITF M15 Oradea | 2024/06/11 09:00 | Toprak Avcibasi v Oskar Grzegorzewski | 6-4,3-6,10-6 |
| ITF M15 Oradea | 2024/06/11 06:00 | Eduard Vlasceanu v Oskar Grzegorzewski | 4-6,1-6 |