| UTR Pro Tennis Series California | 2021/05/28 18:00 | 아라곤, JC v Colton Smith | 4-6,6-4,4-5 |
| UTR Pro Tennis Series California | 2021/05/25 20:15 | Julian Steinhausen v Colton Smith | 2-6,6-3,6-7 |
| UTR Pro Tennis Series California | 2021/05/24 19:30 | 아로빈, 올렉시 v Colton Smith | 0-6,4-5 |
| UTR Pro Tennis Series California | 2021/05/23 18:00 | Colton Smith v Sema Pankin | 6-4,4-6,5-1 |
| UTR Pro Tennis Series California | 2021/02/28 17:30 | Colton Smith v 쉬히, 조수아 | 6-4,6-4 |
| UTR Pro Tennis Series California | 2021/02/26 16:00 | 사르키시안, 알렉산더 v Colton Smith | 7-5,5-1 |
| UTR Pro Tennis Series California | 2021/02/25 22:00 | Kalman Boyd v Colton Smith | 5-7,6-4,6-3 |
| UTR Pro Tennis Series California | 2021/02/23 16:00 | 알타미라노, 콜린 v Colton Smith | 6-3,5-2 |
| 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 California | 2021/05/24 18:00 | Kang, Kyle v 라비찬더, 이스한 | 6-1,6-1 |
| UTR Pro Tennis Series California | 2021/05/23 15:00 | Kang, Kyle v 쉬히, 조수아 | 7-5,6-3 |
| UTR Pro Tennis Series California | 2021/05/22 19:30 | Kang, Kyle v 고메즈, 루카스 | 6-1,5-7,6-4 |
| UTR Pro Tennis Series California | 2021/05/21 16:30 | 스트로드, 이사이아 v Kang, Kyle | 6-4,6-7,0-6 |
| UTR Pro Tennis Series California | 2021/05/20 21:30 | Jean Baptiste Badon v Kang, Kyle | 1-6,2-5 |