| UTR Pro Tennis Series Nevada | 2021/06/24 15:00 | 바리엔토스, 니콜라스 v Kang, Kyle | 6-1,5-4 |
| UTR Pro Tennis Series Nevada | 2021/06/22 18:00 | Nicholas Heng v Kang, Kyle | 5-7,3-6 |
| UTR Pro Tennis Series Nevada | 2021/06/21 15:00 | Kang, Kyle v 페레즈, 알프레도 | 3-6,6-7 |
| UTR Pro Tennis Series California | 2021/05/30 15:00 | Kang, Kyle v 바리엔토스, 니콜라스 | 2-6,6-2,3-6 |
| UTR Pro Tennis Series California | 2021/05/29 16:30 | Colton Smith v Kang, Kyle | 5-7,3-6 |
| UTR Pro Tennis Series California | 2021/05/28 16:30 | Humberto Lopez v Kang, Kyle | 4-6,4-6 |
| UTR Pro Tennis Series California | 2021/05/26 16:30 | Thamma, Ivan v Kang, Kyle | 6-7,4-5 |
| UTR Pro Tennis Series California | 2021/05/25 21:30 | Daniel Traxler v Kang, Kyle | 1-6,2-6 |
| UTR Pro Tennis Series Nevada | 2021/06/25 15:00 | 송, 에반 v Barretto, Paul | 5-7,6-2,5-7 |
| UTR Pro Tennis Series Nevada | 2021/06/24 18:00 | Cassone, Murphy v Barretto, Paul | 6-2,6-4 |
| UTR Pro Tennis Series Nevada | 2021/06/22 16:30 | Maloney, Patrick v Barretto, Paul | 6-4,7-6 |
| UTR Pro Tennis Series Nevada | 2021/06/21 16:30 | Barretto, Paul v Colton Smith | 6-4,6-4 |
| UTR Pro Tennis Series California | 2021/05/29 19:30 | Barretto, Paul v Bailey, Aaron | 6-7,6-0,4-6 |
| UTR Pro Tennis Series California | 2021/05/27 15:00 | Lawee Sherif v Barretto, Paul | 3-6,6-4,4-6 |
| UTR Pro Tennis Series California | 2021/05/26 16:30 | 하디기안, 에릭 v Barretto, Paul | 6-2,5-3 |
| UTR Pro Tennis Series California | 2021/05/24 15:00 | Hugo Hashimoto v Barretto, Paul | 4-6,2-6 |