Stadium: Court 3 Round: 25 Ground: Hardcourt outdoor
| Challenger Cleveland | 2024/02/02 23:40 | James Duckworth v Quinn Vandecasteele | 6-3,7-5 |
| Challenger Cleveland | 2024/02/01 16:00 | Quinn Vandecasteele v Mitchell Krueger | 6-4,6-7,7-5 |
| Challenger Cleveland | 2024/01/29 22:05 | Quinn Vandecasteele v Bruno Kuzuhara | 6-4,4-6,7-6 |
| Challenger Indian Wells | 2024/01/15 17:30 | Matias Soto v Quinn Vandecasteele | 6-4,4-6,6-4 |
| Challenger Indian Wells | 2024/01/14 19:00 | Jacob Brumm v Quinn Vandecasteele | 2-6,2-6 |
| ITF M25 Columbus | 2023/11/16 17:35 | Pawit Sornlaksup v Quinn Vandecasteele | 6-2,7-6 |
| ITF M25 Columbus | 2023/11/14 20:20 | Bryce Nakashima v Quinn Vandecasteele | 2-6,7-5,4-6 |
| Challenger Fairfield | 2023/10/08 18:30 | Federico Agustin Gomez v Quinn Vandecasteele | 7-5,6-2 |
| ITF M25 Calabasas | 2024/03/19 19:25 | Mitchell Harper v Toby Martin | 7-6,7-5 |
| ITF M25 Calabasas | 2024/03/18 19:30 | Mitchell Harper v Oren Vasser | 3-6,7-6,10-4 |
| ITF M25 Bakersfield | 2024/03/13 17:00 | Trevor Svajda v Mitchell Harper | 6-2,6-3 |
| ITF M25 Bakersfield | 2024/03/12 20:20 | Mitchell Harper v Wally Thayne | 6-3,7-6 |
| ITF M25 Bakersfield | 2024/03/11 18:00 | Mitchell Harper v Anirudh Rao | 6-1,6-0 |
| ITF M25 Naples | 2024/02/20 15:00 | Ivan Marrero Curbelo v Mitchell Harper | 7-6,6-1 |
| Challenger Burnie Qual | 2024/02/04 00:55 | Andre Ilagan v Mitchell Harper | 6-4,7-5 |
| Challenger Burnie | 2024/01/28 23:00 | Matt Hulme v Mitchell Harper | 6-0,7-6 |