Stadium: Stadium Court Round: 54 Ground: Hardcourt indoor
| ITF - M15 Metzingen | 2023/07/23 07:30 | Lennart Melzer v Enzo Lima | 5-7,5-7 |
| ITF - M25 Esch/Alzette - kvalifikácia | 2023/07/16 08:00 | Lennart Melzer v Vladimir Kravec | 3-6,6-2,4-10 |
| ITF - M25 Esch/Alzette | 2023/07/09 11:30 | Lennart Melzer v Cedric Stanke | 1-6,3-6 |
| ITF - M25 Marburg | 2023/07/03 08:00 | Philipp Pavlenko v Lennart Melzer | 6-3,6-1 |
| ITF - M15 Saarlouis | 2023/06/18 09:00 | Aliaksandr Bulitski v Lennart Melzer | 6-2,6-0 |
| ITF - M15 Bagnoles-de-l'Orne | 2022/01/09 14:50 | Lennart Melzer v Hugo Jardin | 3-6,0-6 |
| ITF - M25 Villers Les Nancy | 2021/11/07 09:00 | Lennart Melzer v Arjun Mehrotra | 2-6,2-6 |
| ITF - M25 Saint Dizier | 2021/10/31 10:30 | Hugo Pierre v Lennart Melzer | 6-2,6-2 |
| Česká republika - Extraliga | 2023/12/18 09:00 | Filip Duda v Jakub Vrba | 7-5,6-1 |
| ITF - M15 Sharm El Sheikh | 2023/11/22 14:35 | Patrick Zahraj v Filip Duda | 6-4,4-6,6-1 |
| ITF - M15 Sharm El Sheikh | 2023/11/21 08:00 | Filip Duda v Nicolo Consonni | 6-4,6-3 |
| ITF - M15 Sharm El Sheikh | 2023/11/19 10:30 | Filip Duda v Andrea Fiorentini | 7-6,6-3 |
| ITF - M25 Santa Margherita | 2023/10/25 08:00 | Filip Duda v Nerman Fatic | 2-6,1-6 |
| ITF - M25 Santa Margherita | 2023/10/23 08:00 | Luciano Carraro v Filip Duda | 6-2,2-6,10-8 |
| ITF - M25 Santa Margherita | 2023/10/22 08:30 | Carlo Venturini v Filip Duda | 2-6,3-6 |
| ITF - M25 Santa Margherita | 2023/10/16 07:55 | Luciano Carraro v Filip Duda | 6-1,2-6,11-9 |