Marlo is a name which may refer to:
People:
Marlo Dahl (born 1972), Canadian curler
Marlo Hoogstraten, trance producer and DJ MaRLo
Marlo Carter Kirkpatrick (born 1965), American author and photographer
Marlo Koponen, Finnish ice hockey player
Marlo Lewis (1915–1993), American television executive producer, co=producer of The Ed Sullivan Show
Marlo Mendoza Peralta (born 1950), Roman Catholic Archbishop of Nueva Segovia in the Philippines
Marlo Morgan (born 1937), American author
Marlo Perry (born 1972), former National Football League player
Marlo Poras (born 1971), American filmmaker
Marlo Thomas (born 1937), American actress
Ed Marlo (1913-1991), American magician Edward Malkowski
Karl Marlo, pseudonym of Karl Georg Winkelblech (1810–1865), German professor, scientist, chemist and state socialist
Martin "Marlo" Hyland (1969-2006), Irish gangster
Fictional characters:
Marlo Chandler, in the Marvel Comics universe
Marlo Higgins, on the American children's television series Marlo and the Magic Movie Machine
Marlo Stanfield, on the television series The Wire