Quigley is a surname of Irish origin derived from the Gaelic Ó Coigligh meaning "descendant of Coigleach (male)" or Ní Choigligh meaning "descendant of Coigleach (female)."

Variations and derivatives include: Quigly, Quigg, Quickley, MacQuigg, McQuigge, O'Quigley, O'Quigg, Cogley, Twigg and Fivey.

The name may refer to:

People Allie Quigley (born 1986), American basketball player

Anne Quigley (born 1955 or 1956), British composer of Catholic hymns Brett Quigley (born 1969), American golfer Carroll Quigley (1910–1977), American writer and history professor Colleen Quigley (born 1992), American distance runner and Olympian Dana Quigley (born 1947), American golfer Dawn Quigley, Ojibwe-American author and educator Dennis Quigley (1913–1984), Scottish footballer Derek Quigley (born 1932), New Zealand politician Eddie Quigley (1921–1997), English footballer and manager Ernie Quigley (1880–1960), Canadian-American sports official Fannie Quigley (1870–1944), Alaskan pioneer and prospector Frank Granger Quigley (1894–1918), Canadian aviator James Edward Quigley (1854–1915), Canadian-American archbishop James F. Quigley (1859–1935), Irish-American politician, judge and lawyer

Jane Alexander (born 1939), née Quigley, American actress Joe Quigley (born 1996), English footballer Joe Quigley (athlete) (born 1961), Australian hammer thrower Joan Quigley (1927–2014), American astrologer Joan M. Quigley (born 1940), American politician John Quigley (disambiguation) Johnny Quigley (1935–2004), Scottish footballer Joy Quigley (born 1948), New Zealand politician Linnea Quigley (born 1958), American actress Margaret Quigley (born 1979), American actress under the stage name Maggie Q Martin Quigley (hurler) (born 1951), Irish hurler Martin Quigley (publisher) (1890–1964), American owner of several publications, publisher, editor and journalist Martin Quigley Jr. (1917–2011), American publisher, author and politician, son of the above Mary Quigley (1960–1977), American murder victim Mike Quigley (disambiguation) Raymond L. Quigley (1885–1958), American college baseball coach Richard Quigley (born 1971), British politician Ryan Quigley (born 1990), American football punter Sarah Quigley (born 1967), New Zealand author Sheila Quigley (1947–2020), English novelist Thomas J. Quigley (1905–1960), American school superintendent William P. Quigley, American law professor and research director

Fictional characters the title character of Grace Quigley, a 1985 film starring Katherine Hepburn Jez Quigley, on the British soap opera Coronation Street Matthew Quigley, protagonist of the 1990 film Quigley Down Under, played by Tom Selleck Misty Quigley, one of the main characters on the TV series Yellowjackets. From Harry Potter, one of the seven members of the Ireland quidditch team which won the 1994 Quidditch World Cup