Stadium: Court 2 Round: 25 Ground: Clay
| Challenger Mauthausen | 2023/05/09 08:00 | Lucas Gerch v Hamad Medjedovic | 1-6,3-6 |
| Challenger Mauthausen | 2023/05/07 08:00 | Tristan-Samuel Weissborn v Lucas Gerch | 6-7,2-6 |
| ITF M15 Meerbusch | 2023/04/25 11:00 | Philip Florig v Lucas Gerch | 7-6,6-4 |
| Challenger Oeiras | 2023/04/16 13:10 | Lucas Gerch v Daniel Merida Aguilar | 1-6,2-6 |
| Challenger Murcia | 2023/04/02 13:20 | Lucas Gerch v Orlando Luz | 3-6,2-6 |
| Challenger Girona | 2023/03/26 12:00 | Lucas Gerch v Oriol Roca Batalla | 5-7,2-6 |
| ITF M25 Palmanova | 2023/03/14 14:15 | Alejandro M Kretzer v Lucas Gerch | 6-1,6-4 |
| Challenger Antalya | 2023/03/07 07:00 | Alessandro Giannessi v Lucas Gerch | 7-6,6-1 |
| ITF M15 De Los Tsachilas | 2023/04/14 18:40 | Alvaro Guillen Meza v Aleksandre Metreveli | 6-4,4-6,3-6 |
| ITF M15 De Los Tsachilas | 2023/04/13 18:30 | Leonardo Aboian v Alvaro Guillen Meza | 4-6,1-6 |
| ITF M15 De Los Tsachilas | 2023/04/12 17:45 | Alvaro Guillen Meza v Nicolas Buitrago | 6-3,5-7,7-6 |
| ITF M15 De Los Tsachilas | 2023/04/07 16:40 | Alvaro Guillen Meza v Franco Roncadelli | 4-6,4-6 |
| ITF M15 De Los Tsachilas | 2023/04/06 17:15 | Alvaro Guillen Meza v Mateo Barreiros Reyes | 6-1,6-4 |
| ITF M15 De Los Tsachilas | 2023/04/05 15:55 | Leonardo Aboian v Alvaro Guillen Meza | 6-4,2-6,0-6 |
| ITF M25 Mosquera | 2023/03/23 14:30 | Alejandro H Franco v Alvaro Guillen Meza | 1-6,7-6,6-1 |
| ITF M25 Mosquera | 2023/03/22 14:45 | Alvaro Guillen Meza v Jorge Panta | 6-3,6-3 |