Campeonato Nacional de Infantis
The Campeonato Nacional de Infantis is a defunct Portuguese competition for teams made up of players under 13 years old. It was played between 1987 and 1997. Today only regional tournaments exist for this age group.
Winners
| Season | Champions |
| 1987–88 | Porto |
| 1988–89 | Benfica |
| 1989–90 | Benfica |
| 1990–91 | Boavista |
| 1991–92 | Sporting CP |
| 1992–93 | Porto |
| 1993–94 | Boavista |
| 1994–95 | Sporting CP |
| 1995–96 | Benfica |
| 1996–97 | Sporting CP |