Leach is a surname. Notable people with the surname include:
Al Leach (born 1935), Canadian transportation executive and politicianArchie Leach (1904–1986), real name of English-American actor Cary GrantBen Leach (born 1969), player in English pop group The FarmBernard Leach (1887–1979), British studio potter and art teacherBobby Leach (1858–1926), English circus performer, went over Niagara Falls in a barrelBritt Leach (born 1938), American character actorDewitt C. Leach (1822–1909), U.S. Representative from MichiganDavid Leach (disambiguation)Edmund Leach (1910–1989), British anthropologistSir Edward Pemberton Leach (1847–1913), Irish general in the British Army, recipient of the Victoria CrossEdward Leach (cricketer) (1896–1973), English cricketerEdward G. Leach, American politicianFrancis Leach (born 1968), Australian radio announcerGarry Leach (born 1954), British comics artist and publisherGeorge Leach, Canadian musician and actorGeorge E. Leach (1876–1955), United States Army general and politicianHenry Leach (British Army officer) (1870–1936), British Army generalSir Henry Leach (1923–2011), Royal Navy admiralHoward H. Leach, American diplomatJalal Leach (born 1969), American baseball playerJames Madison Leach (1815–1891), American politician from North CarolinaJames Leach (soldier) (1892–1957), British soldier and Victoria Cross holderJason Leach (born 1982), American football playerJesse Leach (born 1978), American musicianJim Leach (born 1942), American politician from IowaJohn Leach (disambiguation)Karoline Leach (born 1967), British playwright and authorLillian Leach (1936–2013), American singerMandy Leach (born 1979), Zimbabwean freestyle swimmerMartin Leach (executive), British businessman and engineerMartin Leach (Australian murderer) (born 1959), Australian convicted murderer and rapistMick Leach (1947–1992), English soccer playerMike Leach (tennis) (born 1960), American tennis playerMike Leach (American football coach) (born 1961), American football coachMike Leach (long snapper) (born 1976), American football playerNeil Leach, British architect and theoristNicole Leach (born 1979), American actress and singerPenelope Leach (born 1937), British child psychologist and parenting authorReggie Leach (born 1950), Canadian professional ice hockey playerRick Leach (born 1964), American tennis player and coachRick Leach (baseball) (born 1957), American baseball and football playerRobert M. Leach (1879–1952), United States Representative from MassachusettsRobert E. Leach (1911–1993), Republican judge in the U.S. State of OhioRobin Leach (born 1941), English entertainerRosemary Leach (born 1935), English stage, television and film actressSheryl Leach (born 1952), American children's TV show creator and author, known for the series Barney & FriendsTerry Leach (born 1954), former Major League Baseball playerTommy Leach (1877–1969), Major League Baseball playerVonta Leach (born 1981), American football fullback for the Houston TexansWilliam Leach (disambiguation), nultiple people