Martin Sullivan
Martin Sullivan may refer to:
- Marty Sullivan (1862–1894), Major League Baseball outfielder
 - Martin Sullivan (priest) (1910–1980), Anglican Dean of St Paul's
 - Martin E. Sullivan (1944–2014), National Portrait Gallery director and former chairman of the U.S. President's Advisory Committee on Cultural Property
 - Martin J. Sullivan (born 1955), former CEO of American International Group