Stadium: Stadium Court Round: 25 Ground: Hardcourt indoor
| 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 |
| ITF M15 Al Zahra | 2023/12/01 07:00 | Alex Knaff v Zura Tkemaladze | 6-7,6-2,6-2 |
| ITF M25 Esch/Alzette | 2024/01/01 15:35 | Alexandre Aubriot v Boris Fassbender | 2-6,7-5,8-10 |
| ITF M25 Esch/Alzette | 2023/12/31 14:10 | Gilles Kremer v Boris Fassbender | 5-7,4-6 |
| ITF M25 Sarreguemines | 2023/10/26 09:30 | Boris Fassbender v Alexey Vatutin | 6-4,3-6,6-7 |
| ITF M25 Sarreguemines | 2023/10/25 08:00 | Boris Fassbender v William Jucha | 6-2,7-6 |
| ITF M15 Villers-lès-Nancy | 2023/10/18 12:25 | Patrick Zahraj v Boris Fassbender | 6-4,6-3 |
| ITF M15 Forbach | 2023/09/28 16:00 | Boris Fassbender v Tom Gentzsch | 6-7,6-7 |
| ITF M15 Forbach | 2023/09/27 10:00 | Raphael Calzi v Boris Fassbender | 4-6,3-6 |
| ITF M15 Eupen | 2023/08/09 16:10 | Alessio Basile v Boris Fassbender | 6-4,6-2 |