| UTR Pro Texas | 2023/08/23 00:30 | Grant Lothringer v Matthis Ross | 1-6,3-6 |
| UTR Pro Texas | 2023/08/21 15:00 | Grant Lothringer v Jaycer Lyeons | 2-6,4-6 |
| UTR Pro Texas | 2023/08/18 23:00 | Lucas Brown v Grant Lothringer | 6-3,5-4 |
| UTR Pro Texas | 2023/08/18 00:50 | Matthis Ross v Grant Lothringer | 6-3,6-3 |
| UTR Pro Texas | 2023/08/17 01:30 | Kabeer Kapasi v Grant Lothringer | 6-4,3-6,4-6 |
| UTR Pro Texas | 2023/08/14 23:00 | Jerry Barton v Grant Lothringer | 6-2,6-3 |
| UTR Pro California | 2023/02/12 00:00 | Niels Hoffmann v Grant Lothringer | 6-4,5-2 |
| UTR Pro California | 2023/02/11 00:15 | Lucas Brown v Grant Lothringer | 6-2,6-2 |