Daniel Sullivan or Danny Sullivan may refer to:
- Daniel Sullivan (Great Chicago Fire), American involved in the Great Chicago Fire
- Danny Sullivan (technologist) (born 1965), American search engine expert
- Daniel Augustus Joseph Sullivan (1884–1941), American naval officer; Medal of Honor recipient
- Daniel G. Sullivan, American screenwriter
- Daniel J. Sullivan (born 1940), American film and theater director
- Daniel Sullivan (American football), head college football coach for the Eureka College Red Devils
- Daniel S. Sullivan, Attorney General of Alaska
- Danny Sullivan (born 1950), American race car driver
- Danny Sullivan (rugby league), Australian rugby league player
- Danny Sullivan (ice hockey) (born 1947), former World Hockey Association f goaltender
- Danny Sullivan (Dream Team), a fictional footballer in the British television drama Dream Team
Famous quotes containing the words daniel and/or sullivan:
“This honour is a thing conceived
And rests on others’ fame;”
—Samuel Daniel (1562–1619)
“Form ever follows function.”
—Louis Henry Sullivan (1856–1924)