Stadium: CC Round: 25 Ground: Clay
| Challenger Skopje | 2024/05/21 10:05 | Johan Nikles v Alexander Weis | 6-3,6-7,4-6 |
| Challenger Skopje | 2024/05/21 10:05 | Johan Nikles v Alexander Weis | 6-3,6-7,4-6 |
| Challenger Skopje | 2024/05/20 08:30 | Johan Nikles v Luka Pavlovic | 5-7,6-4,6-4 |
| ITF M25 Hammamet | 2024/04/16 12:40 | Evan Furness v Johan Nikles | 6-2,7-5 |
| ITF M25 Hammamet | 2024/04/11 08:30 | Johan Nikles v Jerome Kym | 7-6,4-6,1-6 |
| ITF M25 Hammamet | 2024/04/10 10:10 | Seita Watanabe v Johan Nikles | 6-7,4-6 |
| ITF M25 Hammamet | 2024/04/08 13:15 | Johan Nikles v Matteo Fondriest | 6-3,6-3 |
| Challenger Barletta | 2024/03/31 10:20 | Matthew Dellavedova v Johan Nikles | 6-1,7-5 |
| Challenger Zadar | 2024/03/18 09:00 | Johan Nikles v Arthur Gea | 1-6,4-6 |
| Challenger Vicenza | 2024/05/26 08:00 | Alexander Weis v Federico Iannaccone | 1-6,4-6 |
| Challenger Skopje | 2024/05/23 11:55 | Alexander Weis v Kamil Majchrzak | 3-6,6-7 |
| Challenger Skopje | 2024/05/22 11:05 | Nicolas Alvarez Varona v Alexander Weis | 6-4,4-6,2-6 |
| Challenger Skopje | 2024/05/21 10:05 | Johan Nikles v Alexander Weis | 6-3,6-7,4-6 |
| Challenger Tunis | 2024/05/14 12:30 | Alexander Weis v Nick Hardt | 4-6,2-6 |
| Challenger Tunis | 2024/05/13 09:55 | Alexander Weis v Kyle Edmund | 6-7,6-3,6-1 |
| Challenger Tunis | 2024/05/12 12:00 | Alexander Weis v Omar Knani | 6-4,6-0 |
| Challenger Francavilla | 2024/05/06 15:45 | Marco Cecchinato v Alexander Weis | 6-1,7-6 |