Benet or Benét is a surname. Notable people with the surname include:
BeBe Zahara Benet (born 1980), Cameroonian-American drag queen
Brenda Benet (1945–1982), American actress
Christie Benet (1879–1951), American politician
Eric Benét (born 1966), American singer
Juan Benet (1927–1993), Spanish writer
Leslie Z. Benet (born 1937), American pharmaceutical scientist
Mordecai Benet (1753–1829), Talmudist and chief rabbi of Moravia
Robert Benet, 16th-century English Protestant
Stephen Vincent Benét (1898–1943), American writer
Stephen Vincent Benet (soldier) (1827–1895), career officer in the U.S. Army
Sula Benet (1903–1982), Polish anthropologist
Thomas Bennet (academic) or Thomas Benet, 17th-century Oxford academic
Thomas Benet (martyr) (died 1531), English Protestant martyr
William Rose Benét (1886–1950), American writer