Look up Marcelo in Wiktionary, the free dictionary.
Marcelo is a given name, the Spanish and Portuguese form of Marcellus. The Italian version of the name is Marcello, differing in having an additional "l". Marcelo may refer to:
- Marcelo Costa de Andrade (born 1967), Brazilian serial killer, rapist, and necrophile
- Marcelinho Carioca (Marcelo Pereira Surcin born 1971 in RJ), Brazilian international midfielder in 1990s
- Marcelinho Machado (born 1975), Brazilian professional basketball player
- Marcelinho Paraíba (Marcelo dos Santos b. 1975 in Paraíba state), Brazilian international midfielder
- Marcelinho Paulista (Marcelo José de Souza born 1973 in SP state), Brazilian youth international in 1996 Olympics
- Marcelo (footballer, born January 1987), Brazilian footballer
- Marcelo (footballer, born May 1987), Brazilian footballer, who played for Lyon
- Marcelo (footballer, born 1988), Brazilian footballer, who played for Real Madrid
- Marcelo (footballer, born 1989), Brazilian footballer, who plays for Paços Ferreira
- Marcelo Arriagada (born 1973), Chilean road cyclist
- Marcelo Barovero (born 1984), Argentine football goalkeeper
- Marcelo Barticciotto (born 1967), Argentine-born Chilean former footballer and manager
- Marcelo Bordon (born 1976), Brazilian footballer
- Marcelo Cabo (born 1966), Brazilian football manager
- Marcello Caetano (1906–1980), Portuguese politician
- Marcelo Carrusca (born 1983), Argentine-Australian professional footballer
- Marcelo Cassaro (born 1970), Brazilian author of comics
- Marcelo Chamusca (born 1966), Brazilian professional football manager and former player
- Marcelo Chierighini (born 1991), Brazilian competitive swimmer
- Marcelo Cirino (born 1992), Brazilian footballer
- Marcelinho (footballer, born 1978) (born 1978 in Paraná state), Brazilian footballer
- Marcelo Del Debbio (born 1974), Brazilian architect and writer
- Marcelo Demoliner (born 1989), Brazilian tennis player
- Cello Dias, bass guitarist for American alternative rock band Against All Will
- Marcelo Díaz (born 1986), Chilean professional footballer
- Marcelo Djian (born 1966), Brazilian footballer of Armenian descent
- Marcelo (footballer, born 1969), Brazilian striker most famous for his time at Birmingham City
- Marcelo Fromer (1961–2001), guitarist of Brazilian rock band Titãs
- Marcelo Garraffo (born 1957), Argentine retired field hockey player
- Marcelinho (footballer, born 1990) (born 1990), Brazilian striker
- Marcelo Aguiar Quarterole (born 1978 RJ state), striker
- Marcelinho (footballer, born 1994) (AKA Marcelinho, born 1994), Brazilian footballer
- Marcelo José da Silva (born 1976), known as Marcelo Silva, Brazilian former footballer
- Marcelo Lipatín (born 1977), Uruguayan football (soccer) player
- Marcelo Melo (born 1983), Brazilian tennis player
- Marcelinho (footballer, born August 1984), Brazilian-born Bulgarian footballer
- Marcelo Negrão (born 1972), volleyball player from Brazil
- Marcelinho (footballer, born September 1984) (born 1984), Brazilian striker with A. Naval 1º de Maio
- Marcelo Pelé (born 1976), Brazilian striker
- Marcelo Ramos (footballer, born 1973), Brazilian former soccer player as a striker
- Marcelo Rebelo de Sousa (born 1946), current President of Portugal
- Marcelo Ríos (born 1975), Chilean former World No. 1 tennis player
- Marcelinho (footballer, born January 1987), Brazilian striker
- Marcelinho (footballer, born 1981), Brazilian midfielder for Botafogo
- Marcelo Signorelli (born 1963), Italian-Uruguayan professional basketball coach, book author and former player
- Marčelo (born 1983), Serbian hip-hop artist
- Marcelinho (footballer, born June 1987), Brazilian footballer playing for Indian Super League club Hyderabad