Hartigan is a surname. Notable people with the surname include:

• Bernie Hartigan (b. 1944), Irish hurler
• Bill Hartigan (b. 1934), Australian politician
• Brent Hartigan (b. 1985), Australian football player
• Chad Hartigan (b. 1982), Cyprus-born, Irish-American filmmaker and actor
• Charles Conway Hartigan (1882–1944), American Medal of Honor recipient
• David James Hartigan (1887–1952), Canadian politician
• Gerald Hartigan (1884–1955), South African cricketer
• Grace Hartigan (1922–2008), American painter
• Henry Hartigan (1826–1886), Irish Victoria Cross recipient
• James Hartigan (b. 1975), English journalist and broadcaster
• Joan Hartigan (1912–2000), Australian tennis player
• John Hartigan, fictional character
• John Patrick Hartigan (1887–1968), American jurist
• John Hartigan (media executive) (born 1947), Australian journalist and media executive
• John Hartigan (rowing) (1940–2020), American coxswain
• Mark Hartigan (b. 1977), Canadian ice hockey player
• Mercy Hartigan, fictional character
• Neil Hartigan (b. 1938), American politician
• Pamela Hartigan (1948–2016), businesswoman^{[note 1]}
• Pat Hartigan (b. 1950), Irish hurler
• Pat Hartigan (actor) (1881–1951), American actor and director
• Patrick Joseph Hartigan (1878–1952), Australian priest, author and poet
• Roger Hartigan (1879–1958), Australian cricketer

This page lists people with the surname Hartigan.
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