What is "houlihan"

Houlihan or O'Houlihan (; feminine ) is a surname of Irish Gaelic origin. Notable people with the surname include:

• Adam Houlihan (born 1978), former Australian rules footballer
• Carolyn Houlihan (born 1957), American actress
• Christopher Houlihan (born 1987), American concert organist
• Con Houlihan (1925–2012), Irish sportswriter
• Damian Houlihan (born 1975), former Australian rules footballer
• Gerard Houlihan, Irish retired Gaelic footballer
• Jim Houlihan (1898–1967), Irish sportsperson
• Joan Houlihan, American poet
• John C. Houlihan (1910–1986), the 43rd mayor of Oakland, California
• Mike Houlihan (born 1969), retired Irish sportsperson
• Pat Houlihan (1929–2006), English snooker player
• Patrick Houlihan (1889–1963), Irish politician
• Ryan Houlihan (born 1982), Australian rules footballer
• Tim Houlihan (born 1989), Australian rules footballer
• Timmy Houlihan (born 1982), Irish sportsperson