Stadium: Central Jaime Oncins Round: 25 Ground: Clay
| ITF M25 - Rio de Janeiro | 2019/10/08 14:00 | Matheus P De Almeida v Igor Marcondes | 3-6,3-6 |
| ITF M25 - Rio de Janeiro | 2019/10/07 14:00 | Matheus P De Almeida v Bruno Stefani Figlio | 6-1,6-1 |
| Challenger Campinas | 2019/09/30 20:40 | Matheus P De Almeida v Tomas Martin Etcheverry | 3-6,4-6 |
| ITF M15 - Champaign | 2019/09/14 16:00 | Matheus P De Almeida v Adam Walton | 6-4,3-6,3-6 |
| ITF M15 - Champaign | 2019/09/13 18:00 | Matheus P De Almeida v Ezekiel Clark | 7-6,6-1 |
| ITF M15 - Champaign | 2019/09/12 17:30 | Matheus P De Almeida v Alexandre Rotsaert | 4-6,6-4,6-3 |
| ITF M15 - Champaign | 2019/09/11 16:00 | Takuto Niki v Matheus P De Almeida | 1-6,5-7 |
| ITF M15 - Lambare | 2019/08/21 17:05 | Fermin Tenti v Matheus P De Almeida | 4-6,7-5,6-2 |
| ITF M25 - Rio de Janeiro | 2019/10/10 21:40 | Rafael Matos v Facundo Diaz Acosta | 6-1,6-3 |
| Challenger Campinas | 2019/10/02 15:05 | Rafael Matos v Francisco Cerundolo | 2-6,3-6 |
| Challenger Buenos Aires | 2019/09/23 19:00 | Thiago Agustin Tirante v Rafael Matos | 6-4,7-5 |
| ITF M25 - Sevilla | 2019/09/12 09:00 | Rafael Matos v Daniel Dutra Da Silva | 2-6,3-6 |
| ITF M25 - Sevilla | 2019/09/11 08:00 | Rafael Matos v Alex M Pujolras | 6-3,6-3 |
| ITF M25 - Oviedo | 2019/09/03 10:00 | Rafael Matos v Alejandro Gonzalez | 6-7,2-6 |
| ITF M25 - Donostia-San-Sebastian | 2019/08/30 09:00 | Rafael Matos v Javier Barranco Cosano | 2-6,3-6 |
| ITF M25 - Donostia-San-Sebastian | 2019/08/29 08:30 | Arklon H D Pino v Rafael Matos | 2-6,4-6 |