Stadium: Court 11 Round: 27 Ground: Hardcourt outdoor
| ITF M25 Esch/Alzette | 2024/01/03 11:30 | Alex Knaff v Boris Fassbender | 2-6,3-6 |
| ITF M15 Zahra | 2023/12/15 06:55 | Emilien Demanet v Alex Knaff | 6-3,3-6,7-5 |
| ITF M15 Zahra | 2023/12/14 08:55 | Matic Kriznik v Alex Knaff | 4-6,2-6 |
| ITF M15 Zahra | 2023/12/13 13:40 | Ryan James Storrie v Alex Knaff | 5-7,2-6 |
| ITF M15 Zahra | 2023/12/08 07:00 | Jules Marie v Alex Knaff | 6-2,6-1 |
| ITF M15 Zahra | 2023/12/07 09:30 | Aleksandr Braynin v Alex Knaff | 3-6,2-6 |
| ITF M15 Zahra | 2023/12/06 07:00 | Lukas H Lilleengen v Alex Knaff | 1-6,3-6 |
| ITF M15 Al Zahra | 2023/12/02 07:55 | Yanki Erel v Alex Knaff | 6-0,6-2 |
| Challenger Indian Wells Qual | 2024/01/21 19:00 | Jacob Brumm v Keegan Smith | 4-6,5-7 |
| Challenger Indian Wells Qual | 2024/01/21 17:00 | Jacob Brumm v Keegan Smith | 4-6,5-7 |
| Challenger Indian Wells | 2024/01/14 19:00 | Jacob Brumm v Quinn Vandecasteele | 2-6,2-6 |
| ITF M15 Santo Domingo | 2023/11/16 16:40 | Ricardo Rodriguez-Pace v Jacob Brumm | 6-3,5-7,6-4 |
| ITF M15 Santo Domingo | 2023/11/15 17:30 | Alexander Chepik v Jacob Brumm | 2-6,2-6 |
| ITF M15 Santo Domingo | 2023/11/11 17:05 | Felix Corwin v Jacob Brumm | 6-2,6-3 |
| ITF M15 Santo Domingo | 2023/11/11 13:00 | Petro Orlando Fellin v Jacob Brumm | 3-6,2-6 |
| ITF M15 Santo Domingo | 2023/11/08 17:30 | Enrique Pena v Jacob Brumm | 5-7,4-6 |