Mary O'Connor may refer to:
Arts and media
- Mary O'Connor, a poor servant, subject of the 19th century Irish ballad "The Rose of Tralee"
- Mary O'Connor (died 2013), Hugh Hefner's secretary, frequent guest on The Girls Next Door
- Mary-Anne O'Connor, Australian novelist
- "There's Something About Mary O'Connor", episode of The Girls Next Door
- Mary Flannery O'Connor (1925âÂÂ1964), American writer
- Mary H. O'Connor (1872âÂÂ1959), American screenwriter and film editor
- Mary Murillo (1888âÂÂ1944), born Mary O'Connor, English-born U.S. actress turned screenwriter
Politics
Sportswomen
Other people
Fictional characters
- Mary O'Connor, in the 1920 US drama film The Prince of Avenue A, played by Cora Drew
- Mary O'Connor, in the UK soap opera London Bridge, played by Simone Lahbib
- Mary Anastasia O'Connor, the character Maisie Ravier's alter ego in the Maisie series of films
See also