Stadium: Indoor 1 Round: 26 Ground: Clay
| ITF M15 Huy | 2023/08/23 09:00 | Jans, Jarno v Roland Stuurman | 5-7,6-0,7-6 |
| ITF M15 Eindhoven | 2023/08/01 13:50 | Adrian Oetzbach v Jans, Jarno | 6-1,6-0 |
| Lotto NK Tennis | 2022/12/16 12:00 | Alec Deckers v Jans, Jarno | 7-5,6-1 |
| ITF M25 Monastir | 2022/12/01 08:30 | Skander Mansouri v Jans, Jarno | 6-4,6-4 |
| ITF M25 Monastir | 2022/11/30 08:30 | Nicolas Philibert v Jans, Jarno | 1-6,1-6 |
| ITF - M15 Monastir | 2022/11/27 08:30 | Jans, Jarno v Constantin Bittoun Kouzmine | 1-6,4-6 |
| ITF - M15 Monastir | 2022/11/26 10:00 | Jans, Jarno v Luca Tomasetto | 6-4,6-3 |
| ITF - M15 Monastir | 2022/11/25 08:00 | Jans, Jarno v Battaglino, Stefano | 3-6,6-2,6-4 |
| ITF M15 Huy | 2023/08/23 09:00 | Jim Hendrikx v Marc Majdandzic | 5-7,5-7 |
| ITF M15 Targu Jiu | 2023/08/16 07:00 | Marc Majdandzic v Ivanov, Simon Anthony | 1-6,2-6 |
| ITF M15 Eupen | 2023/08/13 13:00 | Marlon Vankan v Marc Majdandzic | 7-5,7-6 |
| ITF M15 Eupen | 2023/08/12 12:15 | Peter Heller v Marc Majdandzic | 5-7,1-6 |
| ITF M15 Eupen | 2023/08/11 16:30 | Luca Wiedenmann v Marc Majdandzic | 4-6,7-5,3-6 |
| ITF M15 Eupen | 2023/08/10 17:00 | Pierre Yves Bailly v Marc Majdandzic | 6-3,4-6,1-6 |
| ITF M15 Eupen | 2023/08/09 12:20 | Marc Majdandzic v Jose Pereira | 4-6,6-1,7-6 |
| Braunchsweig, Germany | 2023/07/09 14:15 | Marc Majdandzic v Denis Yevseyev | 3-6,4-6 |