Stadium: Court 2N Round: 25 Ground: Hardcourt outdoor
| ITF - Zilina M15 | 2021/09/01 09:55 | Karlis Ozolins v Francesco Vilardo | 1-6,2-6 |
| ITF - Bratysława M15 | 2021/08/25 08:00 | Karlis Ozolins v Edoardo Lavagno | 0-6,6-0,4-6 |
| ITF - Łódź M15 | 2021/08/17 08:00 | Karlis Ozolins v Markus Eriksson | 6-7,6-1,2-6 |
| ITF - Decatur M25 | 2021/08/06 15:00 | Karlis Ozolins v Paul Jubb | 1-6,6-1,6-7 |
| ITF - Decatur M25 | 2021/08/05 14:50 | Karlis Ozolins v Shintaro Imai | 7-6,3-6,7-6 |
| ITF - Decatur M25 | 2021/08/04 18:25 | Kaichi Uchida v Karlis Ozolins | 4-6,4-6 |
| ITF - Champaign M25 | 2021/07/28 16:45 | Christian Langmo v Karlis Ozolins | 7-6,6-1 |
| ITF - Monastir M15 | 2021/05/06 10:05 | Mohamed Aziz Dougaz v Karlis Ozolins | 6-4,6-3 |
| ITF - Bergamo M15 | 2021/06/24 10:00 | Dali Blanch v Samuel Vincent Ruggeri | 2-6,3-6 |
| ITF - Bergamo M15 | 2021/06/22 15:50 | David Poljak v Dali Blanch | 2-6,6-3,3-6 |
| ITF - Genova M15 | 2021/06/17 08:00 | Dali Blanch v Remy Bertola | 3-6,4-6 |
| ITF - Genova M15 | 2021/06/15 15:05 | Dali Blanch v Riccardo Tavilla | 6-3,6-2 |
| ITF - Antalya M15 | 2021/05/12 07:00 | David Pichler v Dali Blanch | 6-2,6-4 |
| ITF - Antalya M15 | 2021/05/04 11:20 | Filip Cristian Jianu v Dali Blanch | 6-2,6-3 |
| ITF - Antalya M15 | 2021/04/28 09:55 | Dali Blanch v Yshai Oliel | 0-6,6-3,2-6 |
| ITF - Cordoba M15 | 2021/04/07 14:40 | Dali Blanch v Alejo Lorenzo Lingua Lavallen | 5-7,2-6 |