| UTR Pro Tennis Series California | 2021/08/23 21:00 | 보이엘, 트리스탄 v Davies, Will | 6-2,6-2 |
| UTR Pro Tennis Series California | 2021/07/31 16:30 | 보이엘, 트리스탄 v Cassone, Murphy | 6-7,7-6,6-7 |
| UTR Pro Tennis Series California | 2021/07/30 16:30 | 보이엘, 트리스탄 v Kang, Kyle | 3-6,6-3,6-2 |
| UTR Pro Tennis Series California | 2021/07/28 19:30 | 보이엘, 트리스탄 v Leustian, Stefan | 6-1,6-1 |
| UTR Pro Tennis Series California | 2021/07/27 16:30 | 보이엘, 트리스탄 v 반데카스틸, 퀸 | 2-6,6-2,6-4 |
| UTR Pro Tennis Series California | 2021/07/26 16:30 | 보이엘, 트리스탄 v Sema Pankin | 6-4,6-4 |
| UTR Pro Tennis Series California | 2021/07/23 18:00 | 보이엘, 트리스탄 v Sema Pankin | 6-4,6-7,1-5 |
| UTR Pro Tennis Series California | 2021/07/21 18:00 | 보이엘, 트리스탄 v Colton Smith | 3-6,6-2,5-1 |
| UTR Pro Tennis Series California | 2021/08/23 18:00 | Humberto Lopez v Rithvik Krishna | 6-4,6-3 |
| UTR Pro Tennis Series California | 2021/07/28 21:00 | 하세이, 카를로스 v Rithvik Krishna | 6-3,6-2 |
| UTR Pro Tennis Series California | 2021/07/28 00:00 | Aidan Kim v Rithvik Krishna | 5-7,6-3,6-1 |
| UTR Pro Tennis Series California | 2021/07/26 18:00 | Rithvik Krishna v Cassone, Murphy | 3-6,2-6 |
| UTR Pro Tennis Series California | 2021/07/25 16:30 | Rithvik Krishna v Chase Thompson | 7-5,1-6,7-6 |