Sigman may refer to:
Carl Sigman (1909–2000), American songwriter Daniel Sigman, American geoscientist, Dusenbury Professor of Geological and Geophysical Sciences at Princeton University Hugo Sigman (1944), Argentine businessman Matthew Sigman, American chemist Morris Sigman (1880–1931), president of the International Ladies' Garment Workers' Union from 1923 to 1928 Stan Sigman, president and chief executive officer of wireless at AT&T Stephanie Sigman, Mexican actress Tripp Sigman (1899–1971), Major League Baseball player who played outfield from 1929 to 1930
Other uses Sigman, West Virginia
See also USAHS Blanche F. Sigman, United States Army hospital ship during World War II