Stadium: Court 5 Round: 25 Ground: Clay
| ITF M15 Troisdorf | 2021/05/14 12:25 | Michael Geerts v Lucas Gerch | 7-5,6-4 |
| ITF M15 Troisdorf | 2021/05/13 09:00 | Kai Wehnelt v Lucas Gerch | 4-6,6-4,5-7 |
| ITF M15 Troisdorf | 2021/05/11 11:45 | Max Hans Rehberg v Lucas Gerch | 0-6,6-4,0-6 |
| ITF M15 Antalya | 2021/05/06 08:50 | Lucas Gerch v Sandro Ehrat | 4-6,2-6 |
| ITF M15 Antalya | 2021/05/05 12:25 | Gerald Melzer v Lucas Gerch | 6-7,6-4,4-6 |
| ITF M25 Meerbusch | 2021/04/13 15:05 | Lucas Gerch v Sandro Ehrat | 3-6,4-6 |
| Challenger Marbella | 2021/03/28 10:00 | Lucas Gerch v Timofey Skatov | 5-7,5-7 |
| ITF M25 Vale Do Lobo | 2021/03/10 15:00 | Pedro Araujo v Lucas Gerch | 2-6,6-1,6-4 |
| ITF M15 Antalya | 2021/05/11 10:10 | Leo Borg v Fermin Tenti | 7-6,6-0 |
| Challenger Marbella | 2021/03/28 12:15 | Fermin Tenti v Nick Chappell | 0-6,0-6 |
| ITF M15 Opatija | 2021/03/24 10:30 | Alex Rybakov v Fermin Tenti | 7-6,6-2 |
| ITF M15 Rovinj | 2021/03/17 10:35 | Fermin Tenti v Andrea Basso | 1-6,1-6 |
| ITF M15 Porec | 2021/03/11 11:20 | Fermin Tenti v Alex Rybakov | 1-6,2-6 |
| ITF M15 Porec | 2021/03/09 12:50 | Ignacio Monzon v Fermin Tenti | 6-3,0-6,3-6 |
| ATP Cordoba | 2021/02/20 22:45 | Juan Manuel Cerundolo v Fermin Tenti | 6-0,6-4 |
| Challenger Concepcion | 2021/02/14 19:20 | Carlos Gomez-Herrera v Fermin Tenti | 6-4,5-7,6-3 |