| UTR Pro Tennis Series California | 2022/04/05 21:00 | Ethan Schiffman v Aaron Bailey | 4-6,3-6 |
| UTR Pro Tennis Series California | 2022/04/04 18:00 | Caden Hasler v Ethan Schiffman | 7-6,6-5 |
| UTR Pro Tennis Series California | 2021/12/31 22:15 | Ethan Schiffman v Logan Smith | 2-6,6-7 |
| UTR Pro Tennis Series California | 2021/12/28 20:00 | Ethan Schiffman v Learner Tien | 4-6,3-5 |
| UTR Pro Tennis Series California | 2021/12/26 23:00 | Maxwell McKennon v Ethan Schiffman | 6-1,6-4 |
| UTR Pro Tennis Series California | 2021/12/05 16:00 | Ethan Schiffman v Arthur Bellegy | 4-6,5-6 |
| UTR Pro Tennis Series California | 2021/12/04 16:00 | Ethan Schiffman v Matthew Sah | 6-2,5-4 |
| UTR Pro Tennis Series California | 2021/12/02 20:00 | Ethan Schiffman v Ryan Seggerman | 2-6,2-6 |
| UTR Pro Tennis Series California | 2022/05/24 23:00 | Aadarsh Tripathi v Andy Nguyen | 6-3,5-2 |
| UTR Pro Tennis Series California | 2022/04/03 18:00 | Zachary Pellouchoud v Andy Nguyen | 6-1,5-2 |
| UTR Pro Tennis Series California | 2022/03/31 18:00 | Andy Nguyen v Aaron Bailey | 3-6,3-6 |
| UTR Pro Tennis Series California | 2022/03/30 19:30 | Andy Nguyen v Grant Lothringer | 7-5,2-6,2-6 |
| UTR Pro Tennis Series California | 2022/01/29 17:30 | Andy Nguyen v Mitchell Lee | 5-7,6-0,6-6 |
| UTR Pro Tennis Series California | 2022/01/28 20:38 | Andy Nguyen v Joseph Chen | 3-6,1-6 |
| UTR Pro Tennis Series California | 2022/01/26 22:45 | Andy Nguyen v Alex Kuperstein | 6-4,4-6,2-6 |
| UTR Pro Tennis Series California | 2022/01/25 21:30 | Andy Nguyen v Jordan Chiu | 7-5,1-6,6-2 |