Stadium: Court 9 Round: 54 Ground: Hardcourt outdoor
| UTR Pro California | 2023/12/20 01:23 | Spencer Johnson v Boris Kozlov | 4-6,2-6 |
| UTR Pro California | 2023/12/19 16:00 | Spencer Johnson v Juan Carlos Aguilar | 2-6,5-7 |
| UTR Pro California | 2023/12/18 17:30 | Spencer Johnson v Dominique Rolland | 6-2,6-7,4-6 |
| UTR Pro Tennis Series California | 2021/07/22 15:00 | Spencer Johnson v Luis Humberto Lopez | 4-6,6-4,3-6 |
| UTR Pro Tennis Series California | 2021/07/20 16:30 | Spencer Johnson v Quinn Vandecasteele | 2-6,6-7 |
| UTR Pro Tennis Series California | 2021/07/19 18:00 | Spencer Johnson v Nathan Han | 5-7,6-1,6-5 |
| UTR Pro Tennis Series California | 2021/07/18 18:45 | Spencer Johnson v Samuel Rubell | 6-3,6-7,6-6 |
| UTR Pro Tennis Series California | 2021/05/30 15:00 | Spencer Johnson v Aaron Bailey | 6-0,5-4 |
| UTR Pro Newport Beach | 2024/05/25 23:51 | Jip Van Assendelft v Redd Owen | 6-4,1-6,6-0 |
| UTR Pro Newport Beach | 2024/05/24 18:30 | Lui Maxted v Jip Van Assendelft | 7-6,6-2 |
| UTR Pro Newport Beach | 2024/05/23 18:00 | Alan Magadan v Jip Van Assendelft | 6-2,6-4 |
| UTR Pro Newport Beach | 2024/05/22 18:00 | Ewen Lumsden v Jip Van Assendelft | 6-4,6-2 |
| UTR Pro Newport Beach | 2024/05/20 20:32 | Nicholas Steiglehner v Jip Van Assendelft | 6-0,6-3 |
| UTR Pro Cardiff | 2023/12/09 08:00 | Jip Van Assendelft v Robert Beznea | 3-6,1-6 |
| UTR Pro Cardiff | 2023/12/07 09:30 | Jip Van Assendelft v Charlie Miller | 4-6,6-7 |
| UTR Pro Cardiff | 2023/12/06 08:00 | Jip Van Assendelft v Yanais Laurent | 4-6,2-6 |