Kyd is a surname. Notable people with the surname include:
Gerald Kyd (born 1973), South African actorJesper Kyd (born 1972), acclaimed video game and film music composerMichael Kyd (born 1977), English professional footballerRobert Kyd (1746–1793), British botanistThomas Kyd (1558–1594), English dramatistWarren Kyd (born 1939), former New Zealand politicianWilliam Kyd (fl. 1430-1453), English 15th-century pirate