Round: 44 Ground: Clay
| Davis Kupa | 2018/04/08 17:05 | Francisco Llanes v Brandon Perez | 5-7,6-3,13-11 |
| Challenger Montevideo Qual | 2017/11/04 18:15 | Dario Acosta v Francisco Llanes | 6-1,6-3 |
| ITF Nigeria F3 | 2018/04/30 09:00 | Arjun Kadhe v Diego Matos | 6-0,7-6 |
| ITF Nigeria F2 | 2018/04/24 09:00 | Diego Matos v Stephan Gerritsen | 6-3,3-6,4-6 |
| ITF Nigeria F1 | 2018/04/17 12:00 | Danylo Kalenichenko v Diego Matos | 3-6,6-3,6-3 |
| ITF Nigeria F1 | 2018/04/15 09:00 | Christian Paul v Diego Matos | 2-6,5-7 |
| ITF Israel F3 | 2018/03/18 08:00 | Roee Benya v Diego Matos | 5-7,7-6,7-6 |
| ITF Greece F3 | 2018/03/14 14:55 | Diego Matos v Fran Zvonimir Zgombic | 1-6,6-7 |
| ITF Greece F3 | 2018/03/12 08:00 | Diego Matos v Martin Dimitrov | 4-6,6-4,6-4 |
| ITF Greece F3 | 2018/03/11 08:00 | Gage Brymer v Diego Matos | 6-7,5-7 |