Quaid is a surname. Notable people with this surname include:
Charles Quaid (1908–1984), New Zealand rugby union player Dennis Quaid (born 1954), American actor Evi Quaid (born 1963), American film director Jack Quaid (born 1992), American actor Joe Quaid (born 1972), Irish hurler Maeve Quaid, Canadian academic Nickie Quaid (born 1989), Irish hurler Randy Quaid (born 1950), American actor Seamus Quaid (1937–1980), Irish police officer Tommy Quaid (1957–1998), Irish hurler
Fictional characters Douglas Quaid, main character in the films Total Recall (1990) and Total Recall (2012)
See also McQuaid