Ground: Clay
| ITF - M25 Aparecida de Goiânia | 2021/11/14 16:00 | Oscar Jose Gutierrez v Daniel Dutra Da Silva | 6-0,6-4 |
| ITF - M25 Lima | 2021/10/09 15:00 | Oscar Jose Gutierrez v Daniel Dutra Da Silva | 5-7,7-5,4-6 |
| ITF - M25 Santander | 2019/08/23 12:30 | Oscar Jose Gutierrez v Daniel Dutra Da Silva | 6-4,6-2 |
| ITF - Brasil F3 | 2016/07/12 17:30 | Oscar Jose Gutierrez v Daniel Dutra Da Silva | 6-1,6-4 |
| ITF - Argentina F9 | 2016/06/01 22:00 | Oscar Jose Gutierrez v Daniel Dutra Da Silva | 1-6,6-7 |
| ITF - Brasil F6 | 2015/10/28 17:50 | Oscar Jose Gutierrez v Daniel Dutra Da Silva | 6-7,1-6 |
| ITF - M25 Aparecida de Goiânia | 2021/11/14 16:00 | Oscar Jose Gutierrez v Daniel Dutra Da Silva | 6-0,6-4 |
| ITF - M25 Aparecida de Goiânia | 2021/11/13 11:00 | Oscar Jose Gutierrez v Gustavo Heide | 6-4,6-3 |
| ITF - M25 Aparecida de Goiânia | 2021/11/12 14:25 | Leonardo Aboian v Oscar Jose Gutierrez | 5-7,2-6 |
| ITF - M25 Aparecida de Goiânia | 2021/11/11 19:40 | Caio Gruber v Oscar Jose Gutierrez | 1-6,3-6 |
| ITF - M25 Aparecida de Goiânia | 2021/11/10 15:00 | Enrique Bogo v Oscar Jose Gutierrez | 5-7,2-6 |
| ITF - M15 Brasília | 2021/11/07 12:30 | Gustavo Heide v Oscar Jose Gutierrez | 2-6,6-0,6-4 |
| ITF - M15 Brasília | 2021/11/04 13:00 | Dali Blanch v Oscar Jose Gutierrez | 3-6,4-6 |
| ITF - M15 Brasília | 2021/11/03 15:50 | Joao Eduardo Schiessl v Oscar Jose Gutierrez | 3-6,5-7 |
| ITF - M25 Aparecida de Goiânia | 2021/11/14 16:00 | Oscar Jose Gutierrez v Daniel Dutra Da Silva | 6-0,6-4 |
| ITF - M25 Aparecida de Goiânia | 2021/11/13 13:55 | Daniel Dutra Da Silva v Igor Marcondes | 5-7,7-5,6-2 |
| ITF - M25 Aparecida de Goiânia | 2021/11/12 16:20 | Daniel Dutra Da Silva v Joao Lucas Reis da Silva | 6-0,6-3 |
| ITF - M25 Aparecida de Goiânia | 2021/11/11 19:15 | Daniel Dutra Da Silva v Paulo A S Dos Santos | 5-7,6-3,6-1 |
| ITF - M25 Aparecida de Goiânia | 2021/11/09 17:10 | Daniel Dutra Da Silva v Joao M Nusdeo | 6-1,6-3 |
| Challenger - Guaiaquil | 2021/11/05 00:00 | Nicolas Kicker v Daniel Dutra Da Silva | 7-6,6-3 |
| Challenger - Guaiaquil | 2021/11/02 19:25 | Daniel Dutra Da Silva v Nick Hardt | 2-6,7-6,6-0 |
| Challenger - Guaiaquil | 2021/11/01 18:30 | Daniel Dutra Da Silva v Murkel Dellien | 7-6,6-4 |