# 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
* Jenny Duffy, Irish camogie player
* 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 (architect), 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