Mark Sullivan may refer to:
- Mark J. Sullivan, Director of the United States Secret Service, 2006-
- Mark Sullivan (cricketer) (born 1964), South African cricketer
- Mark T. Sullivan, American author of mystery and suspense novels
- Mark Sullivan (jurist) (1911–2001), justice on the New Jersey Supreme Court, 1973–1981
- Mark Sullivan, founder Snowboard Magazine
- Mark Sullivan, keyboardist for several California bands including Toiling Midgets
- Mark Sullivan, chief scientist for Eagle Eye Technologies, Inc, later Skybitz
Famous quotes containing the words mark and/or sullivan:
“And a voice came from heaven, “You are my Son, the Beloved; with you I am well pleased.””
—Bible: New Testament, Mark 1:11.
“The fact is popular art dates. It grows quaint. How many people feel strongly about Gilbert and Sullivan today compared to those who felt strongly in 1890?”
—Stephen Sondheim (b. 1930)