Stadium: Court 1 Round: 25 Ground: Clay
| ITF M15 Troisdorf | 2019/05/07 08:00 | Martniez, Mateo Nicolas v Kai Wehnelt | 6-0,6-7,2-6 |
| Pinamar, Singles Qualifying M-ITF-ARG-03A | 2019/03/27 14:15 | Francisco Cerundolo v Martniez, Mateo Nicolas | 5-7,7-5,6-1 |
| Pinamar, Singles Qualifying M-ITF-ARG-03A | 2019/03/23 13:00 | Martniez, Mateo Nicolas v Hernan Casanova | 3-6,5-7 |
| Pinamar, Singles Qualifying M-ITF-ARG-03A | 2019/03/22 12:30 | Martniez, Mateo Nicolas v Franco Agamenone | 6-3,6-3 |
| Pinamar, Singles Qualifying M-ITF-ARG-03A | 2019/03/21 15:00 | Capalbo, Franco v Martniez, Mateo Nicolas | 6-3,4-6,2-6 |
| Pinamar, Singles Qualifying M-ITF-ARG-03A | 2019/03/20 17:45 | Uryson, Nicolas v Martniez, Mateo Nicolas | 2-6,1-6 |
| Portimao, Singles Qualifying M-ITF-POR-16A | 2019/03/14 10:00 | Martniez, Mateo Nicolas v Gomez, Alejandro | 7-6,4-6,4-6 |
| Portimao, Singles Qualifying M-ITF-POR-16A | 2019/03/12 16:20 | Anton Matusevich v Martniez, Mateo Nicolas | 2-6,2-6 |
| Challenger - Rome | 2019/05/07 09:15 | Maggioli, Emiliano v Kirill Kivattsev | 2-6,3-6 |
| ITF - M25 Santa Margherita | 2019/05/05 09:45 | Maggioli, Emiliano v Torebko, Peter | 3-6,7-6,4-6 |
| ITF - M25 Santa Margherita | 2019/05/04 12:00 | Maggioli, Emiliano v Okala, Jules | 6-3,4-6,6-1 |
| ITF - M25 Santa Margherita | 2019/05/03 10:00 | Federico Iannaccone v Maggioli, Emiliano | 2-6,4-6 |
| ITF - M25 Santa Margherita | 2019/05/02 10:00 | Maggioli, Emiliano v Maiga, Riccardo | 6-4,6-2 |
| ITF - M25 Santa Margherita | 2019/04/30 13:15 | Kirill Mishkin v Maggioli, Emiliano | 1-6,0-6 |
| ITF - M15 Sharm El Sheikh | 2019/03/25 11:00 | Maggioli, Emiliano v Bava, Haadin | 3-6,5-7 |
| ITF - M15 Sharm El Sheikh | 2019/03/25 08:00 | Maggioli, Emiliano v Stefan Palosi | 6-2,6-1 |