| UTR Pro Tennis Series - Kalifornia | 2021/07/31 18:00 | Joshua Charlton v Ewen Lumsden | 7-6,1-6,6-3 |
| UTR Pro Tennis Series - Kalifornia | 2021/07/30 15:00 | Joshua Charlton v Nathan Han | 6-3,7-6 |
| UTR Pro Tennis Series - Kalifornia | 2021/07/26 18:00 | Joshua Charlton v Dzianis Zharyn | 6-1,6-2 |
| UTR Pro Tennis Series - Kalifornia | 2021/07/25 21:00 | Joshua Charlton v Luke Vandecasteele | 6-3,6-2 |
| UTR Pro Tennis Series - Kalifornia | 2021/07/21 18:00 | Joshua Charlton v Wally Thayne | 7-6,5-7,0-0 |
| UTR Pro Tennis Series - Kalifornia | 2021/07/20 22:00 | Joshua Charlton v Sema Pankin | 6-3,4-6,4-6 |
| UTR Pro Tennis Series - Kalifornia | 2021/07/19 21:00 | Maxwell McKennon v Joshua Charlton | 6-4,6-3 |
| UTR Pro Tennis Series - Nevada | 2021/07/04 15:00 | Joshua Charlton v Bjorn Swenson | 7-5,6-3 |
| UTR Pro Tennis Series - Kalifornia | 2021/07/31 18:00 | Alex Michelsen v Aidan Kim | 6-0,6-4 |
| UTR Pro Tennis Series - Kalifornia | 2021/07/29 16:00 | Alex Michelsen v Quinn Vandecasteele | 6-4,6-3 |
| UTR Pro Tennis Series - Kalifornia | 2021/07/28 16:30 | Eduardo Nava v Alex Michelsen | 4-6,3-6 |
| UTR Pro Tennis Series - Kalifornia | 2021/07/27 15:00 | Pierce Rollins v Alex Michelsen | 1-6,7-5,6-3 |
| UTR Pro Tennis Series - Kalifornia | 2021/07/25 19:30 | Alex Michelsen v Lawee Sherif | 6-4,6-3 |
| UTR Pro Tennis Series - Kalifornia | 2021/02/28 17:30 | Eric Hadigian v Alex Michelsen | 6-4,6-1 |
| UTR Pro Tennis Series - Kalifornia | 2021/02/27 19:00 | Shahin Khaledan v Alex Michelsen | 6-7,2-5 |
| UTR Pro Tennis Series - Kalifornia | 2021/02/26 20:00 | Alex Michelsen v Kyle Kang | 6-3,1-6,6-7 |