MacManus is a family name that may refer to:Annie MacManus – Irish DJ and television presenter Arthur MacManus (1889–1927) – Scottish trade unionist, political activist Diana MacManus – US athlete in swimming Dony MacManus – Irish sculptor, educator Emily MacManus (1886–1978) – Irish nurse, OBE recipient Declan MacManus – English musician, singer and songwriter Francis MacManus (1909–1965) – Irish novelist Henry MacManus – Irish painter Joseph MacManus (1970–1992) – member in the Sligo Brigade of the Provisional Irish Republican Army Rosina MacManus – Irish supporter of Camogie Association Ross MacManus (1927–2011) – British musician Seán MacManus (politician) – Irish political figure, father of Joseph MacManus Seumas MacManus (1869–1960) – Irish author, dramatist, poet Steve MacManus – British comic writer, author, editor Terence MacManus – Irish rebel Theodore F. MacManus (1872–1940) – US advertisingman Tristan MacManus – Irish dancer