Stadium: Hard 20 Round: 62 Ground: Hardcourt outdoor
| ITF M15 Brcko | 2023/05/22 07:30 | Nazar Oliynykov v Stevan Popovic | 7-5,3-6,10-7 |
| ITF M15 Brcko | 2023/05/21 11:00 | Milos Milakovic v Nazar Oliynykov | 1-6,3-6 |
| ITF M15 Prijedor | 2023/05/18 13:20 | Tarik Bajrovic v Nazar Oliynykov | 6-4,2-6,10-7 |
| ITF M15 Prijedor | 2023/05/18 07:00 | Nazar Oliynykov v Drazen Petrovic | 6-2,6-4 |
| ITF M15 Prijedor | 2023/05/17 09:15 | Vladislav Ivanov v Nazar Oliynykov | 5-7,4-6 |
| ITF M15 Prijedor | 2023/05/14 06:30 | Dzenan Bakovic v Nazar Oliynykov | 1-6,0-6 |
| ITF M15 Heraklion | 2022/10/30 10:30 | Imran Sibille v Nazar Oliynykov | 6-1,6-3 |
| ITF M15 Heraklion | 2022/10/24 08:00 | Nazar Oliynykov v Imran Sibille | 2-6,0-6 |
| ITF M25 Grasse | 2023/06/11 08:30 | Theo Herrmann v Thomas Kostka | 6-2,6-4 |
| ITF M15 Monastir | 2023/03/13 15:00 | Thomas Kostka v Zoran Ludoski | 3-6,2-6 |
| ITF M15 Monastir | 2023/03/13 08:30 | Linang Xiao v Thomas Kostka | 4-6,7-5,7-10 |
| ITF M25 Grasse | 2022/06/12 12:55 | Yann Marti v Thomas Kostka | 6-2,6-2 |