Ground: Hardcourt outdoor
| ITF M15 Manacor | 2025/01/14 13:00 | Ryan Nijboer v Naoya Honda | 6-1,6-2 |
| Challenger Nottingham | 2025/01/07 15:30 | Ryan Nijboer v Chris Rodesch | 6-4,5-7,4-6 |
| ITF M15 Madrid | 2024/12/05 11:00 | Ryan Nijboer v Alejandro Manzanera Pertusa | 6-4,6-4 |
| ITF M15 Madrid | 2024/12/03 11:30 | Ryan Nijboer v Bryan Hernandez Cortes | 3-6,6-3,6-2 |
| Challenger Maia | 2024/11/27 10:30 | Ryan Nijboer v Oleksandr Ovcharenko | 5-7,3-6 |
| Challenger Maia | 2024/11/25 12:00 | Lucas Bouquet v Ryan Nijboer | 2-6,7-5,1-6 |
| Challenger Maia | 2024/11/24 12:50 | Diogo Marques v Ryan Nijboer | 3-6,2-6 |
| Challenger Montemar | 2024/11/17 10:50 | Svyatoslav Gulin v Ryan Nijboer | 4-6,6-3,6-3 |
| ITF M15 Manacor | 2025/01/14 14:30 | Alejandro Arcila v Karlis Ozolins | 1-6,3-6 |
| Challenger Champaign | 2024/11/10 21:50 | Tyler Bowers v Karlis Ozolins | 6-3,7-5 |
| ITF M25 Norman | 2024/10/23 15:00 | Toby Alex Kodat v Karlis Ozolins | 6-3,6-3 |
| ITF M25 Champaign | 2024/07/24 18:25 | Karlis Ozolins v Andre Ilagan | 3-6,5-7 |
| ITF M15 Tokyo | 2024/07/10 02:00 | Karlis Ozolins v Renta Tokuda | 5-7,5-7 |
| ITF M15 Tokyo | 2024/07/07 04:00 | Karlis Ozolins v Masamichi Imamura | 6-3,6-4 |
| ITF M15 Tokyo | 2024/07/05 03:45 | Yusuke Takahashi v Karlis Ozolins | 5-7,1-6 |
| ITF M15 Tokyo | 2024/07/04 03:25 | Woobin Shin v Karlis Ozolins | 3-6,4-6 |