Stadium: Court 4 Round: 44 Ground: Clay
| ITF Argentina F11 Qual | 2016/10/23 13:00 | Marin Dumitru v Juan Ignacio Ameal | 0-6,0-6 |
| Challenger Santiago 2 Qual | 2016/10/15 12:00 | Tiago Lopes v Marin Dumitru | 6-1,6-0 |
| ITF Argentina F3 | 2016/03/12 14:00 | Nicolas Bianchi v Marin Dumitru | 7-5,6-4 |
| ITF Argentina F2 | 2016/03/06 13:00 | Fermin Peralta Martinez v Marin Dumitru | 6-0,6-1 |
| ITF Argentina F2 | 2016/03/05 17:00 | Alexandre G R Girotto v Marin Dumitru | 7-6,3-6,2-6 |
| ITF Australia F4 Qual | 2015/03/22 23:00 | Riccardo Stiglich v Marin Dumitru | 3-6,6-1,6-0 |
| ITF Australia F4 Qual | 2015/03/21 23:00 | Marin Dumitru v Matthew Leffler | 6-4,3-6,6-1 |
| ITF - M15 Maldonado | 2019/11/25 14:30 | Rodrigo Arus v Caio Gruber | 6-4,6-3 |
| ITF M15 Santa Tecla | 2019/10/01 15:00 | Caio Gruber v Alex Blumenberg | 2-6,2-6 |
| ITF Brazil F7 | 2018/10/28 15:00 | Caio Gruber v Natan Rodrigues | 2-6,2-6 |
| ITF Brazil F6 | 2018/10/20 13:00 | Caio Gruber v Matheus T Rezende | 6-1,3-6,0-6 |
| ITF Brazil F5 | 2018/10/14 13:00 | Joao Hinsching v Caio Gruber | 6-1,6-1 |
| ITF Brazil F5 | 2018/10/13 13:00 | Caio Gruber v Pedro Ortega | 6-7,7-5,6-2 |