Stadium: Court 9 Round: 62 Ground: Clay
| ITF M25 - Lodz | 2023/08/08 09:00 | Maciej Kos v Daniel Orlita | 6-1,6-4 |
| ITF M25 - Lodz | 2023/08/07 13:30 | Jakub Novak v Daniel Orlita | 4-6,1-6 |
| ITF M15 - Uslar | 2023/07/17 10:30 | John H Lithen v Daniel Orlita | 6-2,6-2 |
| ITF M15 - Uslar | 2023/07/17 08:00 | Jason J Hildebrandt v Daniel Orlita | 4-6,7-5,8-10 |
| ITF M15 - Kamen | 2023/06/26 15:00 | Hynek Barton v Daniel Orlita | 6-4,7-5 |
| ITF M15 - Kamen | 2023/06/26 08:00 | Karim Al-Amin v Daniel Orlita | 6-7,7-6,3-10 |
| ITF M15 - Antalya | 2022/10/30 07:00 | Daniel Orlita v Rik Muller | 1-6,1-6 |
| ITF M15 - Prostejov | 2022/09/27 15:55 | Maxime Chazal v Daniel Orlita | 6-3,6-2 |
| ITF M15 - Caslano | 2023/08/20 11:35 | Francesco Liucci v Jakub Ostajewski | 6-3,6-3 |
| ITF M15 - Ueberlingen | 2023/08/14 12:30 | Gregor Ramskogler v Jakub Ostajewski | 6-4,6-1 |
| ITF M25 - Lodz | 2023/08/07 13:30 | Francesco Ferrari v Jakub Ostajewski | 6-3,6-3 |
| ITF M25 - Edwardsville | 2023/07/24 14:00 | Jakub Ostajewski v Bjorn Swenson | 4-6,2-6 |
| ITF M25 - Santo Domingo | 2023/06/18 14:00 | Jakub Ostajewski v Maxime St-Hilaire | 1-6,0-6 |
| ITF M25 - Jablonec Nad Nisou | 2023/05/28 11:30 | Tomas Zlatohlavek v Jakub Ostajewski | 6-3,6-1 |
| ITF M15 - Warmbad-Villach | 2023/05/21 10:00 | Jakub Ostajewski v Jimmy Yang | 4-6,5-7 |
| ITF M15 - Warmbad-Villach | 2023/05/21 07:00 | Jakub Ostajewski v Zan M Mihovec | 6-0,6-0 |