Stadium: Quadra Central Round: 25 Ground: Clay
| ITF Brazil F5 | 2018/10/18 13:00 | Oscar Jose Gutierrez v Carlos E. Severino | 6-3,6-1 |
| ITF Argentina F1 | 2017/06/08 14:10 | Oscar Jose Gutierrez v Carlos E. Severino | 6-4,6-1 |
| ITF Brazil F2 | 2016/07/06 14:00 | Carlos E. Severino v Oscar Jose Gutierrez | 3-6,4-6 |
| ITF Brazil F9 | 2015/11/19 14:30 | Oscar Jose Gutierrez v Carlos E. Severino | 4-6,4-6 |
| ITF Brazil F2 | 2015/06/17 14:40 | Oscar Jose Gutierrez v Carlos E. Severino | 4-6,7-6,6-1 |
| ITF Brazil F6 | 2018/10/23 18:00 | Oscar Jose Gutierrez v Ignacio Monzon | 4-6,4-6 |
| ITF Brazil F5 | 2018/10/19 13:00 | Oscar Jose Gutierrez v Rafael Matos | 3-6,6-7 |
| ITF Brazil F5 | 2018/10/18 13:00 | Oscar Jose Gutierrez v Carlos E. Severino | 6-3,6-1 |
| ITF Brazil F5 | 2018/10/15 22:00 | Oscar Jose Gutierrez v Ignacio Carou | 6-4,7-5 |
| Challenger Campinas | 2018/10/01 13:00 | Oscar Jose Gutierrez v Nicolas Alvarez | 3-6,5-7 |
| Challenger Campinas | 2018/09/30 13:00 | Oscar Jose Gutierrez v Tomas Lipovsek Puches | 6-7,6-3,6-2 |
| Challenger Campinas Qual | 2018/09/29 13:00 | Oscar Jose Gutierrez v Breno Lodis | 6-1,6-1 |
| Challenger Biella | 2018/09/18 10:30 | Matteo Donati v Oscar Jose Gutierrez | 6-3,6-3 |
| ITF Brazil F6 | 2018/10/25 17:00 | Maximiliano Estevez v Carlos E. Severino | 6-4,6-3 |
| ITF Brazil F6 | 2018/10/23 20:55 | Federico Moreno v Carlos E. Severino | 4-6,6-4,4-6 |
| ITF Brazil F5 | 2018/10/18 13:00 | Oscar Jose Gutierrez v Carlos E. Severino | 6-3,6-1 |
| ITF Brazil F5 | 2018/10/16 13:00 | Felipe Garla v Carlos E. Severino | 4-6,3-6 |
| Challenger Campinas Qual | 2018/09/30 17:35 | Joao Pedro Sorgi v Carlos E. Severino | 6-4,6-2 |
| Challenger Binghamton Qual | 2018/07/21 13:00 | Antoine Escoffier v Carlos E. Severino | 6-2,6-4 |
| ITF Brazil F4 | 2018/05/16 15:30 | Daniel Dutra Da Silva v Carlos E. Severino | 6-4,6-1 |
| ITF Brazil F4 | 2018/05/15 13:00 | Carlos E. Severino v Gabriel De Andrade Bendazoli | 6-1,6-1 |