Catherine Murphy may refer to:Catherine Murphy (artist), American realist painter Catherine Murphy (politician), Irish independent politician and TD for Kildare North Catherine Murphy (counterfeiter), last woman to suffer execution by burning in England Catherine Murphy (sprinter), British Olympic athlete Catherine Murphy (singer), soprano singer who appeared in the American 1950s Opera Susannah Catherine Murphy (filmmaker), American documentarian Catherine J. Murphy, American chemist Cathy Murphy, British actress Cathy Murphy (cricketer), Irish cricketer Catherine Murphy, player in 1992 All-Ireland Senior Camogie Championship Kathryn Murphy, fictional character in The Accused