| Brazil U20 Liga | 2021/10/30 18:00 | Serrano - U20 v Duque de Caxias - U20 | W | 9-0 |
| Brazil U20 Liga | 2022/06/15 18:00 | Sao Goncalo - U20 v Serrano - U20 | L | 2-1 |
| Brazil U20 Liga | 2022/06/04 18:00 | Serrano - U20 v Perolas Negras - U20 | L | 0-1 |
| Brazil U20 Liga | 2022/06/01 18:00 | Campo Grande AC - U20 v Serrano - U20 | D | 1-1 |
| Brazil U20 Liga | 2022/05/25 18:00 | Serrano - U20 v Araruama FC - U20 | D | 2-2 |
| Brazil U20 Liga | 2022/05/14 18:00 | Serrano - U20 v Nova Cidade - U20 | W | 3-2 |
| Brazil U20 Liga | 2021/11/28 18:00 | Perolas Negras - U20 v Serrano - U20 | D | 1-1 |
| Brazil U20 Liga | 2021/11/08 18:00 | Serrano - U20 v AA Carapebus - U20 | W | 4-1 |
| Brazil U20 Liga | 2021/11/03 18:00 | Goytacaz FC - U20 v Serrano - U20 | W | 0-4 |
| Brazil U20 Liga | 2022/06/15 18:00 | Duque de Caxias - U20 v Paduano EC - U20 | W | 2-1 |
| Brazil U20 Liga | 2022/05/31 18:00 | Araruama FC - U20 v Duque de Caxias - U20 | L | 2-0 |
| Brazil U20 Liga | 2022/05/21 18:00 | Nova Cidade - U20 v Duque de Caxias - U20 | L | 2-0 |
| Brazil U20 Liga | 2022/05/14 18:00 | Duque de Caxias - U20 v CGI April 7 - U20 | L | 2-5 |
| Brazil U20 Liga | 2021/11/28 18:00 | Serra Macaense - U20 v Duque de Caxias - U20 | L | 4-0 |
| Brazil U20 Liga | 2021/11/22 18:00 | Duque de Caxias - U20 v Serra Macaense - U20 | L | 0-4 |
| Brazil U20 Liga | 2021/11/08 18:00 | CGI April 7 - U20 v Duque de Caxias - U20 | W | 0-1 |
| Brazil U20 Liga | 2021/10/30 18:00 | Serrano - U20 v Duque de Caxias - U20 | L | 9-0 |