| Raul Marcel | |
| Fullname: | Raul Marcel Barreto |
| Birth Date: | 6 February 1948 |
| Birth Place: | Campinas, Brazil |
| Death Place: | Montes Claros, Brazil |
| Position: | Goalkeeper |
| Youthyears1: | 1964–1968 |
| Youthclubs1: | Palmeiras |
| Years1: | 1969–1974 |
| Years2: | 1969 |
| Years3: | 1969 |
| Years4: | 1974–1975 |
| Years5: | 1975 |
| Years6: | 1976–1978 |
| Clubs1: | Palmeiras |
| Clubs2: | → América (loan) |
| Clubs3: | → Noroeste (loan) |
| Clubs4: | Santa Cruz |
| Clubs5: | Windsor Stars |
| Clubs6: | Portuguesa Santista |
| Caps1: | 13 |
| Goals1: | 0 |
| Nationalyears1: | 1968 |
| Nationalteam1: | Brazil Olympic |
| Nationalcaps1: | 4 |
| Nationalgoals1: | 0 |
Raul Marcel Barreto (September 6, 1948 – March 30, 2011) was a Brazilian footballer who played as a goalkeeper.
Barreto played at the youth level with Palmeiras and joined the first team in 1969.[1] He had loan spells with América Futebol Clube, and Esporte Clube Noroeste. Throughout his tenure with Palmeiras he assisted in securing the Campeonato Brasileiro Série A in 1972, and 1973.[2] He also assisted in winning the Campeonato Paulista in 1972. He played in the 1974 Copa Libertadores against São Paulo FC.[3]
In late 1974 he signed with Santa Cruz Futebol Clube.[4] In 1975, he played abroad in the National Soccer League with Windsor Stars.[5] In 1976, he returned to Brazil to play with Portuguesa Santista.
He died on March 30, 2011, from a cerebral aneurysm.
Barreto was selected to represent Brazil in the 1968 Summer Olympics.[6]