Stadium: Court 9 Round: 14 Ground: Hardcourt indoor
| ITF M25 Tavira | 2023/10/23 12:00 | Sebastian Fanselow v Henrique Rocha | 6-2,6-3 |
| ITF M25 Tavira | 2023/10/21 11:35 | Martin Landaluce v Sebastian Fanselow | 6-3,2-6,2-6 |
| ITF M25 Tavira | 2023/10/20 13:00 | Sebastian Fanselow v Twan Van Zijl | 6-0,6-1 |
| ITF M25 Tavira | 2023/10/19 12:00 | Sebastian Fanselow v Tiago Pereira | 6-0,7-5 |
| ITF M25 Tavira | 2023/10/18 13:25 | Sebastian Fanselow v Mats Bredschneijder | 7-5,7-5 |
| ITF M25 Tavira | 2023/10/14 11:00 | Sebastian Fanselow v Henrique Rocha | 3-6,3-6 |
| ITF M25 Tavira | 2023/10/13 10:00 | Aleksandr Braynin v Sebastian Fanselow | 1-6,5-7 |
| ITF M25 Tavira | 2023/10/12 11:00 | Johannes Ingildsen v Sebastian Fanselow | 4-6,5-7 |
| ITF M15 Norman | 2023/10/25 21:05 | Justin Schlageter v Fons Van Sambeek | 7-6,4-6,7-5 |
| ITF M15 Ithaca | 2023/10/06 15:00 | Alex Rybakov v Fons Van Sambeek | 6-4,6-3 |
| ITF M15 Ithaca | 2023/10/05 14:00 | Fons Van Sambeek v Danil Panarin | 7-6,1-6,6-3 |
| ITF M15 Ithaca | 2023/10/03 16:30 | Felipe Pinzon Moreno v Fons Van Sambeek | 0-6,4-6 |
| ITF M15 Albuquerque | 2023/09/28 19:45 | Olle Wallin v Fons Van Sambeek | 6-3,6-3 |
| ITF M15 Albuquerque | 2023/09/27 21:30 | Andrew Fenty v Fons Van Sambeek | 3-6,4-6 |
| Challenger Cary | 2023/08/07 16:00 | Karl Poling v Fons Van Sambeek | 6-2,6-4 |
| Challenger Cary | 2023/08/06 14:00 | Fons Van Sambeek v Tatsuma Ito | 7-6,1-6,6-3 |