| UTR Pro Tennis Series California | 2021/07/21 15:00 | Roscoe Bellamy v Ben Gollin | 6-2,6-1 |
| UTR Pro Tennis Series California | 2021/07/19 15:00 | Welsh Hotard v Ben Gollin | 7-6,4-6,6-1 |
| UTR Pro Tennis Series California | 2021/07/18 18:45 | Ben Gollin v Kang, Kyle | 1-6,5-6 |
| UTR Pro Tennis Series California | 2021/05/25 21:30 | Theodore Dean v 칼레단, 사힌 | 6-1,6-0 |
| UTR Pro Tennis Series California | 2021/05/24 20:26 | Rudy Quan v 칼레단, 사힌 | 7-5,5-7,1-6 |
| UTR Pro Tennis Series California | 2021/05/23 16:30 | 칼레단, 사힌 v Daniel Traxler | 6-4,6-1 |
| UTR Pro Tennis Series California | 2021/02/27 19:00 | 칼레단, 사힌 v Alex Michelsen | 6-7,2-5 |
| UTR Pro Tennis Series California | 2021/02/26 18:00 | Kalman Boyd v 칼레단, 사힌 | 4-6,6-0,6-2 |
| UTR Pro Tennis Series California | 2021/02/25 18:00 | 알, 안즈 v 칼레단, 사힌 | 1-6,1-5 |
| UTR Pro Tennis Series California | 2021/02/24 18:00 | 사르키시안, 알렉산더 v 칼레단, 사힌 | 6-2,6-1 |
| UTR Pro Tennis Series California | 2021/02/22 15:54 | Colton Smith v 칼레단, 사힌 | 6-1,7-6 |