Stadium: Court 6 Round: 45 Ground: Hardcourt outdoor
| ITF M25 Traralgon | 2024/02/21 00:35 | Sam Ryan Ziegann v Brandon Walkin | 7-6,6-2 |
| Challenger Burnie Qual | 2024/02/03 23:00 | Corey Gaal v Brandon Walkin | 7-6,6-0 |
| Challenger Burnie | 2024/01/28 23:00 | Brandon Walkin v Shintaro Imai | 3-6,4-6 |
| Challenger Burnie | 2024/01/27 23:00 | Brandon Walkin v Tomislav E Papac | 6-4,6-0 |
| Challenger Canberra | 2023/12/31 00:30 | Brandon Walkin v Nerman Fatic | 2-6,4-6 |
| ITF M25 Darwin | 2023/09/20 08:00 | Kody Pearson v Brandon Walkin | 7-6,6-1 |
| ITF M25 Darwin | 2023/09/15 05:30 | Brandon Walkin v Blake Mott | 1-6,7-6,6-7 |
| ITF M25 Darwin | 2023/09/14 05:25 | Brandon Walkin v Issei Okamura | 6-7,6-2,6-3 |
| ITF M15 San Diego | 2025/06/12 17:00 | Leo Vithoontien v Alafia Ayeni | 4-6,7-6,1-6 |
| ITF M15 San Diego | 2025/06/11 21:41 | William Kleege v Leo Vithoontien | 1-6,2-6 |
| ITF M15 San Diego | 2025/06/08 19:00 | Oliver Tarvet v Leo Vithoontien | 6-0,6-0 |
| ITF M15 San Diego | 2025/06/07 17:37 | Alexander Kotzen v Leo Vithoontien | 3-6,6-4,6-7 |
| ITF M15 San Diego | 2025/06/06 17:00 | Leo Vithoontien v Phillip Jordan | 6-0,5-7,7-6 |
| ITF M15 San Diego | 2025/06/05 17:00 | Leo Vithoontien v Bryce Nakashima | 6-3,7-5 |
| ITF M15 San Diego | 2025/06/04 17:00 | Leo Vithoontien v Jaden Weekes | 6-4,6-4 |
| ITF M15 San Diego | 2025/05/29 17:00 | Lucca Liu v Leo Vithoontien | 6-2,6-7,6-2 |