| Brazil U20 League | 2021/08/11 14:00 | Petropolis U20 v America RJ U20 | L | 0-2 |
| Brazil U20 League | 2021/08/07 18:00 | Cabofriense U20 v Petropolis U20 | L | 3-0 |
| Brazil U20 League | 2021/08/04 14:00 | Petropolis U20 v Audax RJ U20 | L | 1-5 |
| Brazil U20 League | 2021/07/28 18:00 | Friburguense RJ U20 v Petropolis U20 | L | 1-0 |
| Brazil U20 League | 2021/07/21 13:00 | Petropolis U20 v Duque de Caxias U20 | L | 0-6 |
| Brazil U20 League | 2021/07/14 18:00 | America RJ U20 v Petropolis U20 | L | 5-0 |
| Brazil U20 League | 2021/07/10 18:00 | Petropolis U20 v Cabofriense U20 | L | 1-4 |
| Brazil U20 League | 2021/07/07 18:00 | Audax RJ U20 v Petropolis U20 | L | 1-0 |
| Brazil U20 League | 2021/08/18 18:00 | Volta Redonda U20 v Portuguesa RJ U20 | L | 4-1 |
| Brazil U20 League | 2021/08/04 13:00 | Portuguesa RJ U20 v Vasco da Gama U20 | L | 0-3 |
| Brazil U20 League | 2021/07/22 18:00 | Resende RJ U20 v Portuguesa RJ U20 | L | 3-0 |
| Brazil U20 League | 2021/07/07 13:00 | Boavista RJ U20 v Portuguesa RJ U20 | L | 1-0 |
| Brazil U20 League | 2021/06/26 13:00 | Portuguesa RJ U20 v Flamengo U20 | L | 1-2 |
| Brazil U20 League | 2021/06/19 13:00 | Macae Esporte RJ U20 v Portuguesa RJ U20 | W | 0-2 |
| Brazil U20 League | 2021/06/12 13:00 | Portuguesa RJ U20 v Bangu U20 | L | 0-3 |
| Brazil U20 League | 2021/06/05 13:00 | Nova Iguacu U20 v Portuguesa RJ U20 | L | 1-0 |