| UTR Pro California | 2023/01/21 21:54 | Stefan Cooper v Luis Humberto Lopez | 3-2 |
| UTR Pro California | 2023/10/30 19:30 | Stefan Cooper v Yassine Smiej | 4-6,3-6 |
| ITF M15 Ithaca | 2023/10/02 14:00 | Andrew Fenty v Stefan Cooper | 6-3,6-2 |
| ITF M25 Setubal | 2023/09/19 09:00 | Alejandro T Alvarez v Stefan Cooper | 6-3,6-1 |
| ITF M25 Sintra | 2023/09/12 10:45 | Michele Ribecai v Stefan Cooper | 7-6,6-4 |
| ITF M25 Sintra | 2023/09/11 09:00 | Nikolai Marin v Stefan Cooper | 3-6,1-6 |
| ITF M25 Sintra | 2023/09/10 16:30 | Josh Reid v Stefan Cooper | 4-6,2-6 |
| ITF M25 Nottingham | 2023/07/09 12:10 | Stefan Cooper v George Houghton | 6-7,4-6 |
| UTR Pro London | 2023/05/21 08:00 | Richard Bloomfield v Stefan Cooper | 6-7,3-6 |
| UTR Pro California | 2023/10/30 21:00 | Luis Humberto Lopez v Keaton Hance | 6-3,7-5 |
| UTR Pro California | 2023/08/12 21:30 | Luis Humberto Lopez v Constantinos Djakouris | 6-7,1-6 |
| UTR Pro California | 2023/08/11 21:54 | Adam Chodur v Luis Humberto Lopez | 5-7,7-6,3-6 |
| UTR Pro California | 2023/08/10 20:06 | Alessandro-D Ventre v Luis Humberto Lopez | 6-7,2-6 |
| UTR Pro California | 2023/08/08 21:30 | Luke Casper v Luis Humberto Lopez | 6-7,4-6 |
| UTR Pro California | 2023/08/08 00:30 | Luis Humberto Lopez v Isaiah Strode | 6-7,6-3,6-2 |
| UTR Pro San Diego | 2023/07/30 16:30 | ZhengQing Ji v Luis Humberto Lopez | 6-1,6-4 |
| UTR Pro San Diego | 2023/07/29 21:00 | Timothy Sah v Luis Humberto Lopez | 6-4,4-6,4-6 |