Casper is a surname. Notable people with the surname include:
Anne Casper (born 1965), American diplomat and ambassador Billy Casper (1931–2015), American golfer Chris Casper (born 1975), English former footballer and football manager Daniel Casper (born 2001), American curler Dave Casper (born 1951), American professional football player Drew Casper, American film historian and theorist Duncan Spears Casper, (1824–1898), early Mormon pioneer and one of the first settlers of Holladay, Utah. Gerhard Casper (born 1937), ninth president of Stanford University John Casper (born 1943), astronaut and U.S. Air Force colonel Siegfried Jost Casper (1929–2021), German biologist
See also Donald Caspar (born 1927), American scientist Joseph Caspar (1799–1847), Swiss painter Michaela Caspar (born 1960), German actress Casper (disambiguation)