Keck is a surname. Notable people with the surname include:
Anthony Keck, English architectCharles Keck (1875–1951), U.S. sculptorDavid D. Keck (1903–1995), U.S. botanistDonald Keck (born 1941), U.S. physicistGary Keck, retired U.S. organic chemistHermann Keck, inventor of the Keck clipHoward B. Keck (1913–1996), son and successor of W. M. KeckJean-Christophe Keck (born 1964), French musician and editor of the critical edition of the works of Jacques OffenbachJeremiah Keck (1845–1930), New York state senatorKevin Keck (born 1973), U.S. essayist and poetRay Keck (born 1947), U.S. college president and educatorRebecca J. Keck (1827–1904), U.S. physician and patent medicine entrepreneurStan Keck (1897–1951), U.S. football playerTinker Keck (born 1976), U.S. sportsmanWilliam Myron Keck (1880–1964), U.S. founder of Superior Oil Company, best known for creating the W. M. Keck Foundation