Séamus O'Malley (28 December 1903 - July 2002) was an Irish Gaelic footballer and Gaelic games administrator. His league and championship career at senior level with the Mayo county team spanned six seasons from 1930 until 1936. Born in Ballinrobe, County Mayo, O'Malley was the eldest son of Luke and Anne O'Malley (née Cunningham). He was educated locally and later attended University College Galway. During his studies here O'Malley won a Sigerson Cup medal in 1934.