| UTR Pro Florida | 2023/12/15 13:00 | 시드 수베르비, 로베르토 v Kozlov, Boris | 6-0,3-6,6-1 |
| UTR Pro Florida | 2023/12/12 17:00 | Burdet, Adrien v Kozlov, Boris | 1-6,7-6,6-0 |
| UTR Pro Florida | 2023/12/11 15:30 | John Chin v Kozlov, Boris | 5-7,3-6 |
| UTR Pro Tennis Series Florida | 2022/10/18 20:12 | Kozlov, Boris v Yannik Rahman | 1-6,2-6 |
| UTR Pro Tennis Series Florida | 2022/10/17 16:30 | Rudy Quan v Kozlov, Boris | 4-6,6-3,6-3 |
| ITF USA F32 | 2018/11/15 20:50 | Kozlov, Boris v 그라시 마주치, 주안 파블로 | 6-7,4-6 |
| ITF USA F32 | 2018/11/15 15:00 | Cabrera, Juan Ignacio v Kozlov, Boris | 7-6,4-6,10-12 |
| ITF USA F32 | 2018/11/10 18:00 | Gomez Montesa, Sergio v Kozlov, Boris | 6-7,4-6 |
| Challenger Temuco | 2023/11/27 13:00 | 메나,파쿤도 v Aguilar, Juan Carlos | 6-4,6-7,6-4 |
| Challenger Temuco | 2023/11/26 14:05 | Santibanez, Sebastian v Aguilar, Juan Carlos | 3-6,0-6 |
| Drummondville, Canada | 2023/11/14 01:40 | Aguilar, Juan Carlos v 파이레, 베노이트 | 3-6,4-6 |
| Challenger Calgary | 2023/11/07 18:50 | Aguilar, Juan Carlos v 디에즈, 스테벤 | 3-6,6-1,3-6 |
| Challenger Calgary | 2023/11/06 19:05 | 후세이, 길레스 v Aguilar, Juan Carlos | 4-6,1-6 |
| Challenger Calgary | 2023/11/05 21:15 | 무암바, 니케즈 v Aguilar, Juan Carlos | 4-6,4-6 |
| ITF M25 Edmonton | 2023/11/02 15:55 | Aguilar, Juan Carlos v 치데크, 클레멘트 | 2-6,0-6 |
| ITF M25 Edmonton | 2023/10/31 15:00 | Aguilar, Juan Carlos v 오호이신, 오스가르 | 6-4,7-6 |