Stadium: Campo 7 Round: 44 Ground: Clay
| ITF M15 Ibague | 2021/09/06 18:30 | Marin Dumitru v Caio Gruber | 4-6,1-6 |
| 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 M25 Medellin | 2021/09/13 15:00 | Cristobal Castro v Kevin Gonzalez | 6-4,5-7,10-5 |
| ITF M15 Ibague | 2021/09/05 18:00 | Kevin Gonzalez v Nicolas Esteban Rico Arias | 2-6,6-2,6-10 |