Dunphy may refer to:
- Eamon Dunphy (born 1945), Irish footballer and broadcaster
- Jessica Dunphy (born 1984), American actress
- Don Dunphy (1908–1998), American broadcaster
- Jerry Dunphy (1921–2002), American broadcaster
- Jack Dunphy (1914–1992), American author
- Fran Dunphy (born 1948), American basketball coach
- Chris Dunphy (born 1950), Football (Soccer) Chairman
- Melissa Dunphy (born 1980), Australian-American classical composer
- Myles and Milo Dunphy (1928–1996), Australian conservationists
- Claire Dunphy and Phil Dunphy, and other family members, fictional characters on the American television series Modern Family
- Dennis Dunphy, alias of the fictional Demolition Man
- Timothy "Dildo" Dunphy, character in the novel Outside Providence
- Jackie Dunphy, character in the film version of Outside Providence; see Ryan and Kyle Pepi