| Challenger Szczecin | 09/12 08:30 | 19 | [294] Louis Wessels v Georgii Kravchenko [404] | 4-6,6-7 | |
| Challenger Szczecin | 09/11 08:30 | 14 | Louis Wessels v Jasza Szajrych | Retired | |
| Challenger Toulouse | 09/03 13:35 | 28 | [294] Louis Wessels v Kimmer Coppejans [292] | 0-6,1-6 | |
| Challenger Toulouse | 09/02 11:00 | 27 | [179] Marco Trungelliti v Louis Wessels [294] | 6-7,6-2,6-7 | |
| Challenger Toulouse | 09/01 09:00 | 26 | [294] Louis Wessels v Benjamin Hassan [293] | 6-7,6-2,6-3 | |
| Challenger Toulouse | 08/30 08:30 | 25 | [274] Johan Nikles v Louis Wessels [294] | 3-6,6-2,5-7 | |
| ITF M25 Caslano | 08/24 11:30 | 25 | Louis Wessels v Nicolas Parizzia | 6-3,6-7,6-7 | |
| ITF M25 Muttenz | 08/17 08:00 | 25 | Louis Wessels v Maxime Mora | Cancelled | |
| ITF M25 Ystad | 08/12 08:45 | 27 | [279] Louis Wessels v David Pichler [283] | Retired | |
| ITF M25 Ystad | 08/11 10:10 | 26 | Louis Wessels v Lukas H Lilleengen | 6-1,6-0 | |
| ITF M25 Ystad | 08/10 15:45 | 25 | Louis Wessels v Peter Goldsteiner | 6-2,6-3 | |
| Challenger Liberec | 08/02 14:25 | 25 | [281] Louis Wessels v Yshai Oliel [320] | 4-6,6-1,4-6 | |
| Challenger Iasi | 07/13 13:45 | 26 | [267] Louis Wessels v Pablo Andujar [105] | 2-6,4-6 | |
| Challenger Iasi | 07/12 12:15 | 25 | [267] Louis Wessels v Cezar Cretu [428] | 6-4,6-2 | |
| ITF M25 Poprad | 07/03 08:30 | 29 | Louis Wessels v Stefan Palosi | 6-4,6-3 | |
| ITF M25 Poprad | 07/02 09:00 | 28 | Louis Wessels v Patrik Rikl | 6-7,6-1,6-3 | |
| ITF M25 Poprad | 07/01 08:00 | 27 | [302] Louis Wessels v Johannes Ingildsen [394] | 7-5,6-1 | |
| ITF M25 Poprad | 06/30 09:35 | 26 | Louis Wessels v Samuel Puskar | 6-2,6-3 | |
| ITF M25 Poprad | 06/29 07:30 | 25 | Louis Wessels v Lukas Pokorny | 6-2,6-2 | |
| Challenger Oeiras | 06/20 17:00 | 25 | [258] Kaichi Uchida v Louis Wessels [298] | 6-4,6-1 | |
| ATP Halle | 06/11 10:50 | 14 | [67] Maxime Cressy v Louis Wessels [321] | 6-2,6-3 | |
| Challenger Bratislava | 06/08 09:00 | 26 | [321] Louis Wessels v Andrey Kuznetsov [215] | 1-6,4-6 | |
| Challenger Bratislava | 06/07 08:00 | 25 | [321] Louis Wessels v Matheus P De Almeida [221] | 6-7,6-4,7-6 | |
| Challenger Bratislava | 06/06 09:00 | 19 | [321] Louis Wessels v Fabian Marozsan [329] | 3-6,4-6 | |
| Challenger Bratislava | 06/05 09:00 | 14 | [323] Louis Wessels v Sergey Fomin [403] | 6-3,6-2 | |
| Challenger Prostejov | 06/01 11:50 | 26 | [324] Louis Wessels v Martin Krumich [484] | 2-6,6-0,4-6 | |
| Challenger Prostejov | 05/31 12:45 | 25 | [134] Zdenek Kolar v Louis Wessels [324] | 3-6,6-3,2-6 | |
| Challenger Prostejov | 05/30 09:45 | 19 | [324] Louis Wessels v Martin Cuevas [393] | 5-7,2-6 | |
| Challenger Prostejov | 05/29 15:20 | 14 | Louis Wessels v Jan Kumstat | 6-3,6-2 | |
| Challenger Troisdorf | 05/23 12:05 | 19 | [324] Louis Wessels v Aldin Setkic [386] | 4-6,4-6 |
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.