| UTR Pro Florida | 2023/12/15 13:00 | Roberto Cid Subervi v Boris Kozlov | 6-0,3-6,6-1 |
| UTR Pro Florida | 2023/12/12 17:00 | Adrien Burdet v Boris Kozlov | 1-6,7-6,6-0 |
| UTR Pro Florida | 2023/12/11 15:30 | John Chin v Boris Kozlov | 5-7,3-6 |
| UTR Pro Tennis Series Florida | 2022/10/18 20:12 | Boris Kozlov v Yannik Rahman | 1-6,2-6 |
| UTR Pro Tennis Series Florida | 2022/10/17 16:30 | Rudy Quan v Boris Kozlov | 4-6,6-3,6-3 |
| ITF USA F32 | 2018/11/15 20:50 | Boris Kozlov v Juan P G Mazzuchi | 6-7,4-6 |
| ITF USA F32 | 2018/11/15 15:00 | Juan I Cabrera v Boris Kozlov | 7-6,4-6,10-12 |
| ITF USA F32 | 2018/11/10 18:00 | Sergio G Montesa v Boris Kozlov | 6-7,4-6 |
| Challenger Temuco | 2023/11/27 13:00 | Facundo Mena v Juan Carlos Aguilar | 6-4,6-7,6-4 |
| Challenger Temuco | 2023/11/26 14:05 | Sebastian Santibanez v Juan Carlos Aguilar | 3-6,0-6 |
| Challenger Drummondville | 2023/11/14 01:40 | Juan Carlos Aguilar v Benoit Paire | 3-6,4-6 |
| Challenger Calgary | 2023/11/07 18:50 | Juan Carlos Aguilar v Steven Diez | 3-6,6-1,3-6 |
| Challenger Calgary | 2023/11/06 19:05 | Giles Hussey v Juan Carlos Aguilar | 4-6,1-6 |
| Challenger Calgary | 2023/11/05 21:15 | Nicaise Muamba v Juan Carlos Aguilar | 4-6,4-6 |
| ITF M25 Edmonton | 2023/11/02 15:55 | Juan Carlos Aguilar v Clement Chidekh | 2-6,0-6 |
| ITF M25 Edmonton | 2023/10/31 15:00 | Juan Carlos Aguilar v Osgar O'Hoisin | 6-4,7-6 |