Stadium: Cancha 1 Round: 26 Ground: Clay
| ITF Turkey F24 | 2017/06/24 07:00 | Dimitar Kuzmanov v Mario Vilella Martinez | 6-7,6-4,6-3 |
| Challenger Montevideo | 2018/11/06 23:40 | Pablo Cuevas v Mario Vilella Martinez | 2-6,2-6 |
| Challenger Santo Domingo | 2018/10/08 17:30 | Mario Vilella Martinez v Rogerio Dutra Silva | 1-6,3-6 |
| Challenger Monterrey | 2018/10/02 19:20 | Sebastian Ofner v Mario Vilella Martinez | 6-1,6-2 |
| Challenger Szczecin | 2018/09/13 11:00 | Mario Vilella Martinez v Guido Andreozzi | 4-6,3-6 |
| Challenger Szczecin | 2018/09/11 10:50 | Gian Marco Moroni v Mario Vilella Martinez | 2-6,2-6 |
| Challenger Seville | 2018/09/03 08:30 | Mario Vilella Martinez v Kimmer Coppejans | 2-6,7-5,6-7 |
| Challenger Seville | 2018/09/02 08:00 | Mario Vilella Martinez v Riccardo Bellotti | 6-4,6-2 |
| Challenger Seville | 2018/09/01 08:00 | Mario Vilella Martinez v Javier L D Guevara Hi | 6-0,6-3 |
| Challenger Montevideo | 2018/11/06 17:15 | Thiago Seyboth Wild v Dimitar Kuzmanov | 2-6,6-4,2-6 |
| Challenger Montevideo | 2018/11/05 16:00 | Dimitar Kuzmanov v Andrea Collarini | 6-3,6-3 |
| Challenger Montevideo | 2018/11/04 13:00 | Dimitar Kuzmanov v Genaro Alberto Olivieri | 6-1,6-4 |
| Challenger Montevideo | 2018/11/03 14:20 | Dimitar Kuzmanov v Renzo Olivo | 6-1,6-2 |
| ITF Italy F33 | 2018/10/27 11:00 | Dimitar Kuzmanov v Raul Brancaccio | 4-6,4-6 |
| ITF Italy F33 | 2018/10/25 13:30 | Dimitar Kuzmanov v Riccardo Balzerani | 7-5,4-6,6-3 |
| ITF Italy F33 | 2018/10/24 15:10 | Dimitar Kuzmanov v Duje Kekez | 6-0,6-3 |
| ITF Italy F33 | 2018/10/23 12:00 | Dimitar Kuzmanov v Mateo Nicolas Martinez | 6-1,6-4 |