Duffy (surname)

Duffy is a surname of Irish origin that comes from the original Irish name Ó Dubhthaigh, meaning descendant of Dubthach. Dubthach was an Old Irish first name meaning "black".

Variations include: Duffey, Duffee, Duff, Duthie, O'Duffey, O'Duffy, Duffe, O'Duffe, Dufficy, Doey, Dohey, Doohey, Duhig, Duhigg, Dowey and O'Dowey. The name originates from Connacht.

It may refer to:

Irish

 * Charles Gavan Duffy, Irish nationalist poet, later Australian colonial politician
 * Chris Duffy, several people
 * David Duffy (banker) (born 1960/61), Irish banker
 * Eamon Duffy, historian
 * Francis Noel Duffy, Irish Green Party politician, TD for Dublin South-West since 2020
 * Gabriel Duffy, Irish writer
 * George Gavan Duffy, Irish politician
 * James Duffy (Irish publisher), an Irish publisher of Nationalist and Roman Catholic books, bibles and religious texts
 * James Duffy (VC), Irish recipient of the Victoria Cross in 1917
 * Jim Duffy (journalist), author, political commentator, and Irish advisor to Australia's Republic Advisory Committee
 * Joe Duffy, Irish radio personality
 * Joseph Duffy (bishop), Irish Catholic bishop
 * Keith Duffy, Irish musician from Boyzone
 * Luke Duffy, trade unionist and politician
 * Mark Duffy (banker), Irish banker
 * Martin Duffy (filmmaker), Irish filmmaker and writer
 * Mik Duffy, Irish filmmaker and journalist on film
 * Shane Duffy, Irish footballer
 * Thomas Duffy (VC) (1805–1858), Irish recipient of the Victoria Cross in 1857

Australian

 * Bill Duffy (1866–1959), sportsman
 * Charles Gavan Duffy (1816–1903), Irish nationalist poet, later Australian colonial politician
 * Frank Gavan Duffy (1852–1936), judge
 * Kevin Duffy (footballer) (1897–1977) Australian footballer
 * Max Duffy (born 1993), player of Australian and American football

New Zealand

 * Ron Duffy, New Zealand rugby league footballer

Scottish

 * Amanda Duffy (died 1992), Scottish murder victim
 * Carol Ann Duffy, Poet Laureate of the United Kingdom
 * Darryl Duffy, Scottish football player
 * Jim Duffy (footballer), former football (soccer) player and manager
 * Neil Duffy Sr., Scottish footballer
 * Neil Duffy Jr., Scottish-South African footballer (son of above)

Welsh

 * Aimée Duffy, real name of Welsh singer Duffy
 * Richard Duffy, Welsh footballer

English

 * Adam Duffy, English professional snooker player
 * Billy Duffy, British musician
 * Brian Duffy (photographer), British photographer
 * Brian Duffy, real name of British drummer Jet Black of The Stranglers
 * Christopher Duffy, British historian
 * Hetha Duffy, co-founder of Bluemoose Books
 * John Duffy and David Mulcahy, British murderers
 * Kevin Duffy (publisher), co-founder of Bluemoose Books
 * Martin Duffy, keyboardist with Primal Scream
 * Maureen Duffy, British writer
 * Nick Duffy, British songwriter
 * Patrick Duffy (British politician)
 * Paul Duffy, bass guitarist for The Coral
 * Peter Duffy, British Barrister
 * Philip Duffy, English composer of sacred music
 * Stephen Duffy, British songwriter

North American

 * Barbara Duffy (born 1959), American dancer
 * Brian Duffy (astronaut), American astronaut
 * Bruce Duffy, Irish-American novelist, author of The World as I Found It
 * Charles John Duffy, American WWII pilot, namesake of USS Duffy
 * Chris Duffy (baseball), American baseball player
 * Danny Duffy, American baseball player
 * Helen Duffy, American actress, known for Breakdown
 * Francis P. Duffy, Canadian-American Catholic priest
 * Gerald Duffy, American screenwriter
 * Hugh Duffy, American baseball player
 * J. C. Duffy, American cartoon artist
 * James E. Duffy Jr., United States Democratic Party nominee for the Hawaii Supreme Court
 * Jimmy Duffy, Irish-Canadian distance runner
 * Jim Duffy (baseball coach) (born 1974), American college baseball coach
 * Jo Duffy, American comics book writer
 * John Duffy (soccer), U.S. soccer player at 1928 Summer Olympics
 * John A. Duffy, American Roman Catholic bishop
 * Julia Duffy, American actress
 * Karen Duffy, American model and actress
 * Kevin Duffy (1933–2010), American judge
 * Matt Duffy, American baseball player
 * Megan Duffy (born 1984), American basketball player and coach
 * Megan Duffy (actress) (born 1979), American actress and producer
 * Meghan Duffy, American biologist
 * Mike Duffy, Canadian senator, retired television journalist
 * Pat Duffy, American skateboarder
 * Patricia Lynne Duffy, synesthete
 * Patrick Duffy (born 1949), American television actor
 * Robert Duffy (politician), American mayor
 * Roger Duffy, American architect
 * Romney Duffey, American/Canadian scientist
 * F. Ryan Duffy, American politician
 * Sean Duffy, a politician from Wisconsin
 * Thomas C. Duffy, composer, conductor, Yale University professor
 * Thomas J. Duffy, American craftsman/designer
 * Troy Duffy, American actor and film director
 * Uriah Duffy, bass player in Whitesnake and many other bands

Multiple entries

 * James Duffy (disambiguation)
 * Martin Duffy (disambiguation)
 * Michael Duffy (disambiguation)
 * William Duffy (disambiguation)

Duffey

 * A. D. Duffey, California legislator
 * Arthur Duffey, American athlete
 * Doug Duffey, American blues musician
 * Eliza Bisbee Duffey, American feminist
 * George Frederick Duffey, President of the Royal College of Physicians of Ireland
 * Ike Duffey, American businessman and sports executive
 * Jett Duffey, American football quarterback
 * Jim Duffey, Virginia Secretary of Technology, 2010–2014
 * Joe Duffey, rugby union
 * John Duffey (soldier), American soldier who fought in the American Civil War
 * John Duffey, American bluegrass musician
 * Joseph Duffey, American academic administrator
 * Mike Duffey, Ohio politician
 * Romney Duffey, American nuclear scientist
 * Thomas J. Duffey, member of the Wisconsin State Assembly
 * Todd Duffey, American actor
 * Tyler Duffey, American baseball player
 * Warren J. Duffey, U.S. Representative from Ohio
 * William S. Duffey Jr., United States District Judge

Fictional character

 * Officer Duffy, corrupt police officer in RoboCop 2; played by Stephen Lee (actor)
 * Kieran Duffy, fictional character from Red Dead Redemption 2