| UTR Pro Tennis Series - Nevada | 2021/06/30 15:00 | Karl Lee v Aaron Bailey | 6-2,6-4 |
| UTR Pro Tennis Series - Nevada | 2021/06/29 15:00 | Karl Lee v Bradley Frye | 3-6,6-7 |
| UTR Pro Tennis Series - Nevada | 2021/06/28 18:00 | Karl Lee v Jared Pratt | 6-4,6-3 |
| UTR Pro Tennis Series - California | 2021/02/14 16:00 | Kyle Kang v Karl Lee | 7-6,6-3 |
| UTR Pro Tennis Series - California | 2021/02/13 20:30 | Alejandro Mendoza v Karl Lee | 3-6,4-5 |
| UTR Pro Tennis Series - California | 2021/02/11 20:00 | Karl Lee v Isaiah Strode | 1-6,0-5 |
| UTR Pro Tennis Series - California | 2021/02/10 16:00 | Karl Lee v Joshua Ortlip | 4-6,6-2,0-6 |
| UTR Pro Tennis Series - California | 2021/02/09 18:00 | Karl Lee v Alexander Sarkissian | 6-0,6-7,2-6 |
| UTR Pro Tennis Series - Nevada | 2021/06/30 15:00 | Jared Pratt v Alfredo Perez | 4-6,2-6 |
| UTR Pro Tennis Series - Nevada | 2021/06/28 15:00 | Bradley Frye v Alfredo Perez | 6-7,6-6 |
| UTR Pro Tennis Series - Nevada | 2021/06/26 15:00 | Joshua Charlton v Alfredo Perez | 4-4 |
| UTR Pro Tennis Series - Nevada | 2021/06/25 15:00 | Nicolas Barrientos v Alfredo Perez | 6-7,6-4,3-5 |
| UTR Pro Tennis Series - Nevada | 2021/06/24 16:30 | Nicholas Heng v Alfredo Perez | 6-4,4-6,3-6 |
| UTR Pro Tennis Series - Nevada | 2021/06/23 16:30 | Alexander Stater v Alfredo Perez | 7-6,0-6,4-5 |
| UTR Pro Tennis Series - Nevada | 2021/06/21 15:00 | Kyle Kang v Alfredo Perez | 3-6,6-7 |
| ITF M15 Cancun | 2020/03/11 14:00 | Alfredo Perez v Ronaldo Alexandre | 6-0,6-0 |