| Challenger Heilbronn | 06/03 12:05 | 19 | Lasse Poertner v Louis Wessels | 3-6,6-3,6-4 | |
| Challenger Heilbronn | 06/02 09:30 | 14 | [486] Federico Iannaccone v Louis Wessels [383] | 3-6,3-6 | |
| Challenger Bordeaux | 05/13 12:05 | 14 | [389] Louis Wessels v Henri Squire [209] | 4-6,2-6 | |
| Challenger Mauthausen | 05/06 09:35 | 19 | [389] Louis Wessels v Gerald Melzer [497] | 4-6,3-6 | |
| Challenger Mauthausen | 05/05 12:45 | 14 | Louis Wessels v Manuel Lazic | 6-3,6-2 | |
| ITF M25 Santa Margherita | 04/29 10:30 | 25 | [385] Louis Wessels v Elmer Moeller [310] | 2-6,2-6 | |
| ITF M15 Meerbusch | 04/24 10:35 | 25 | Louis Wessels v Alec Deckers | 3-6,3-6 | |
| ITF M15 Antalya | 04/11 08:45 | 26 | Louis Wessels v Stefan Palosi | 4-6,4-6 | |
| ITF M15 Antalya | 04/10 09:35 | 25 | Louis Wessels v Artur Kukasian | 6-3,6-4 | |
| ITF M25 Hammamet | 04/04 09:00 | 26 | Oleksandr Ovcharenko v Louis Wessels | 6-2,6-2 | |
| ITF M25 Hammamet | 04/03 09:00 | 25 | Nico Hornitschek v Louis Wessels | 6-1,1-6,2-6 | |
| Challenger San Luis Potosi | 03/25 16:00 | 19 | [379] Louis Wessels v Nicolas Mejia [444] | 2-6,5-7 |
Louis Wessels (German: Weßels; born 27 August 1998) is a German tennis player. He has a career-high ATP singles ranking of world No. 267, achieved in July 2022.