James Duffy

James Duffy may refer to:

Sportsmen

James E. Duffy (American football) (1867–1953), American football player and lawyer
Jimmy Duffy (1890–1915), Canadian Olympian and winner of the 1914 Boston Marathon
Jim Duffy (rugby league) (active 1915–1920), rugby league footballer
James F. Duffy (1892–1961), American football coach
Jim Duffy (umpire) (1920–2003), American baseball umpire
Jim Duffy (footballer) (born 1959), Scottish football player and manager with Morton and Dundee
Jim Duffy (baseball coach) (born 1974), American college baseball coach
Jamie Duffy (born 1983), Irish footballer in 2007 FAI Cup, 2008 Dundalk F.C. season and 2008 Dundalk F.C. season
James Duffy, English cricketer in MCC University matches in 2005

James E. Duffy Jr. (born 1942), retired associate justice of the Hawaii State Supreme Court
James Duffy (Irish publisher) (1809–1871), Irish publisher of Nationalist and Roman Catholic books, bibles and religious texts
James Duffy (VC) (1889–1969), Irish recipient of the Victoria Cross
James Duffy, a character in the short story "A Painful Case" (part of the book Dubliners) by James Joyce
James Albert Duffy (died 1968), first bishop for the Diocese of Grand Island
James P.B. Duffy (1878–1969), former U.S. Congressman from New York
Jim Duffy (journalist) (born 1966), Irish historian and political commentator
Jim Duffy (animator) (1937–2012), American animator
Jim Duffey (1950–2019), former Virginia Secretary of Technology
Jamie Duffy (American musician)
Jamie Duffy (Irish musician)