| Jansen | |
| Fullname: | Jansen José Moreira |
| Birth Date: | 10 July 1927 |
| Birth Place: | Rio de Janeiro, Brazil |
| Death Place: | Porciúncula, Brazil |
| Position: | Forward |
| Youthclubs1: | Vasco da Gama |
| Years1: | 1946–1952 |
| Years2: | 1953–1954 |
| Years3: | 1955–1956 |
| Clubs1: | Vasco da Gama |
| Clubs2: | Ponte Preta |
| Clubs3: | Corinthians |
| Caps1: | 50 |
| Caps3: | 47 |
| Goals1: | 17 |
| Goals3: | 11 |
| Nationalyears1: | 1952 |
| Nationalteam1: | Brazil Olympic |
| Nationalcaps1: | 3 |
| Nationalgoals1: | 1 |
Jansen José Moreira (10 July 1927 - 9 July 2010)[1] was a Brazilian footballer who competed in the 1952 Summer Olympics.[2] [3]