Mehaffy is a surname. People with the surname include:

  • Bert Mehaffy (1895–1970), Irish footballer
  • Michael Mehaffy (born 1955), American urbanist and architectural theorist
  • Pat Mehaffy (1904–1981), judge of the United States Court of Appeals for the Eighth Circuit
  • Tom M. Mehaffy (1859–1944), justice of the Arkansas Supreme Court

See also