| UTR Pro California | 2023/07/22 00:00 | Joe Leather v Andy Nguyen | 6-4,6-2 |
| UTR Pro California | 2023/07/21 00:00 | Karue Sell v Andy Nguyen | 6-0,6-1 |
| UTR Pro California | 2023/07/19 20:30 | Karl Lee v Andy Nguyen | 7-6,6-2 |
| UTR Pro California | 2023/07/18 01:30 | Luis Humberto Lopez v Andy Nguyen | 6-7,6-0,3-6 |
| UTR Pro California | 2023/05/13 17:00 | Noah Zamora v Andy Nguyen | 6-2,3-6,6-2 |
| UTR Pro California | 2023/05/11 21:14 | Andy Nguyen v Alessandro-D Ventre | 4-6,6-3,3-6 |
| UTR Pro California | 2023/05/10 21:30 | Andy Nguyen v Enrique L Rico | 4-6,2-6 |
| UTR Pro California | 2023/05/09 21:30 | Andy Nguyen v Avi Shugar | 6-3,6-2 |
| UTR Pro California | 2023/07/21 20:30 | Donald Hall v James Macdonald | 2-6,0-6 |
| UTR Pro California | 2023/07/19 22:00 | Donald Hall v Krish Arora | 7-6,4-6,1-6 |
| UTR Pro California | 2023/07/18 20:00 | Donald Hall v Constantinos Djakouris | 1-6,0-6 |