Jack Murphy may refer to:
- Jack Murphy (Irish politician) (1920–1984), Irish republican and independent politician
- Jack Murphy (footballer) (born 1918), retired Australian Rules footballer
- Jack Murphy (sportswriter) (1923–1980), American sportswriter and brother of announcer Bob Murphy
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- Jack Murphy Stadium in San Diego, California, which was named for the sportswriter and has since changed names, currently known as Qualcomm Stadium
- Jack Murphy (disc jockey), American radio personality
- Jack M. Murphy (1925–1984), Republican Lieutenant Governor of Idaho
- Jack Roland Murphy (born 1938), aka Murph the Surf, American convicted robber and murderer
- John Murphy (American football coach), aka "Jack" Murphy, American football player and coach
- Jack Murphy (basketball) (born 1979), American basketball coach
- J.T. "Jack" Murphy (1888-1965), British Communist Party foundation member
Famous quotes containing the words jack and/or murphy:
“Be not a Jack of all trades, but a master of one.”
—Chinese proverb.
“Narcotics have been systematically scapegoated and demonized. The idea that anyone can use drugs and escape a horrible fate is an anathema to these idiots. I predict that in the near future, right wingers will use drug hysteria as a pretext to set up an international police apparatus.”
—Gus Van Sant, U.S. screenwriter and director, and Dan Yost. Father Tom Murphy (William S. Burroughs)