Stadium: Court 3 Round: 25 Ground: Hardcourt outdoor
| Challenger Orlando | 2019/01/02 15:00 | Roberto Cid Subervi v Goncalo Oliveira | 6-3,6-3 |
| Challenger Little Rock | 2021/06/05 16:00 | Emilio Gomez v Goncalo Oliveira | 6-4,6-2 |
| Challenger Little Rock | 2021/06/03 17:50 | Mukund Sasikumar v Goncalo Oliveira | 6-4,4-6,2-6 |
| Challenger Little Rock | 2021/05/31 21:00 | Goncalo Oliveira v Ryan Harrison | 7-5,7-6 |
| Challenger Oeiras | 2021/05/26 14:45 | Goncalo Oliveira v Timofey Skatov | 3-6,1-6 |
| Challenger Oeiras | 2021/05/25 13:00 | Pedro Cachin v Goncalo Oliveira | 4-6,7-5,6-7 |
| Challenger Oeiras | 2021/05/17 09:30 | Emilio Gomez v Goncalo Oliveira | 6-2,3-6,6-4 |
| Challenger Oeiras | 2021/05/16 12:30 | Goncalo Oliveira v Maxime Janvier | 6-3,6-4 |
| Challenger Oeiras | 2021/04/09 14:55 | Goncalo Oliveira v Tiago Cacao | 7-5,6-2 |
| Challenger Little Rock | 2021/05/31 18:00 | Roberto Cid Subervi v Mukund Sasikumar | 3-6,4-6 |
| French Open | 2021/05/25 09:30 | Francisco Cerundolo v Roberto Cid Subervi | 6-2,7-6 |
| Challenger Biella | 2021/05/18 10:05 | Roberto Cid Subervi v Riccardo Bonadio | 5-7,3-6 |
| Challenger Salinas 2 | 2021/04/27 18:00 | Agustin Velotti v Roberto Cid Subervi | 5-7,6-4,7-6 |
| Challenger Tallahassee | 2021/04/20 14:00 | Roberto Cid Subervi v Joao Menezes | 5-7,4-6 |
| Challenger Orlando | 2021/04/17 16:50 | Denis Kudla v Roberto Cid Subervi | 2-6,6-2,6-2 |
| Challenger Orlando | 2021/04/14 15:50 | Thiago Seyboth Wild v Roberto Cid Subervi | 6-7,2-6 |
| Challenger Orlando | 2021/04/13 14:00 | Mikael Torpegaard v Roberto Cid Subervi | 6-7,3-6 |