Stadium: Court 1 Round: 25 Ground: Clay
| ITF - M15 - Antalya | 2024/03/27 11:25 | Denis Klok v Louis Tessa | 6-2,5-7,3-6 |
| ITF - M15 - Antalya | 2024/03/20 15:45 | Joel Schwaerzler v Denis Klok | 6-3,6-3 |
| ITF - M15 Kish Island | 2024/03/06 13:10 | Fadi Bidan v Denis Klok | 7-5,6-4 |
| ITF - M15 Kish Island | 2024/03/02 09:00 | Saveliy Ivanov v Denis Klok | 3-6,6-3,6-1 |
| ITF - M15 Kish Island | 2024/02/29 06:00 | Giovanni Calvano v Denis Klok | 1-6,0-6 |
| ITF - M15 Kish Island | 2024/02/28 10:00 | Andrea Bacaloni v Denis Klok | 6-4,1-6,1-6 |
| ITF - M25 Hammamet | 2024/02/07 08:30 | Denis Klok v Oleksandr Ovcharenko | 7-6,3-6,0-6 |
| ITF - M25 Hammamet | 2024/02/03 08:30 | Denis Klok v Corentin Denolly | 2-6,6-7 |
| ITF - M15 Sharm El Sheikh | 2024/03/14 08:00 | Lasse Poertner v Joshua Sheehy | 2-6,3-6 |
| ITF - M15 Sharm El Sheikh | 2024/03/13 14:05 | Illya Beloborodko v Lasse Poertner | 6-4,3-6,2-6 |
| ITF - M15 Oberhaching | 2024/02/15 12:05 | Lasse Poertner v Tom Gentzsch | 6-7,4-6 |
| ITF - M15 Oberhaching | 2024/02/13 10:00 | Alen Mujakic v Lasse Poertner | 4-6,1-6 |
| ITF - M25 Nussloch | 2024/01/23 18:00 | Vincent Marysko v Lasse Poertner | 6-3,6-4 |
| ITF - M15 Cadolzburg | 2024/01/16 11:40 | Lasse Poertner v Stepan Baum | 6-3,4-6,1-6 |
| ITF - M15 Doha | 2023/10/09 18:00 | Lasse Poertner v Koray Kirci | 6-3,4-6,2-6 |
| ITF - M15 Ueberlingen | 2023/08/18 10:00 | Lasse Poertner v Jakob Schnaitter | 2-6,4-6 |