Stadium: Court 2 Round: 19 Ground: Hardcourt indoor
| Challenger Champaign | 2023/11/12 20:15 | Alexander Cozbinov v William Mroz Mroz | 6-2,6-3 |
| Challenger Knoxville | 2023/11/07 23:15 | Aidan Mchugh v Alexander Cozbinov | 3-6,7-5,6-3 |
| Challenger Knoxville | 2023/11/06 20:10 | Evgeny Karlovskiy v Alexander Cozbinov | 6-4,7-6 |
| Challenger Knoxville | 2023/11/06 00:50 | Ezekiel Clark v Alexander Cozbinov | 1-6,2-6 |
| Challenger Charlottesville | 2023/10/29 14:00 | Dylan Dietrich v Alexander Cozbinov | 6-4,6-7,6-3 |
| ITF M15 Las Vegas | 2023/10/18 20:25 | Alexander Cozbinov v Shunsuke Mitsui | 2-6,4-6 |
| Challenger Fairfield | 2023/10/08 17:00 | Stefan Dostanic v Alexander Cozbinov | 7-6,6-1 |
| Challenger Tiburon | 2023/10/02 17:00 | Garrett Johns v Alexander Cozbinov | 6-4,1-6,6-1 |
| Challenger Champaign | 2023/11/12 21:35 | Mathis Debru v Alfredo Perez | 4-6,3-6 |
| Challenger Calgary | 2023/11/06 18:25 | Alfredo Perez v Kiranpal Pannu | 3-6,7-6,6-7 |
| Challenger Calgary | 2023/11/05 17:00 | Alfredo Perez v Kaetan Mehta | 6-1,6-3 |
| Challenger Charlottesville | 2023/10/29 17:50 | Pedro Rodenas v Alfredo Perez | 6-0,6-7,6-4 |
| Challenger Fairfield | 2023/10/10 17:00 | Mitchell Krueger v Alfredo Perez | 7-6,6-2 |
| Challenger Fairfield | 2023/10/09 18:45 | Colin Markes v Alfredo Perez | 3-6,6-2,4-6 |
| Challenger Fairfield | 2023/10/08 20:00 | Garrett Johns v Alfredo Perez | 2-6,6-7 |
| Challenger Tiburon | 2023/10/03 19:20 | Alfredo Perez v Mark Lajal | 1-6,3-6 |