Leary (surname)

Leary is an Irish surname and may refer to:


 * King Leary or Lóegaire mac Néill, an Irish king
 * Annie Leary, an American philanthropist and Papal Countess
 * Arthur Leary, an American merchant
 * Denis Leary (frequently misspelled as 'Dennis Leary'), an American actor, comedian, writer and film director
 * Dennis Leary, an American restaurateur
 * Devin Leary (born 1999), American football player
 * Lewis Sheridan Leary, a participant in John Brown's raid on Harpers Ferry
 * Michael Leary, an association football player for Barnet F.C.
 * Paul Leary, an American musician and record producer
 * Richard P. Leary, US Navy admiral in the Spanish–American War
 * Thomas B. Leary (1931–2021), American attorney
 * Timothy Leary, an American psychologist, writer and counterculture icon
 * Warren D. Leary, American politician