Saucier is an occupational surname literally meaning the cooking occupation of "saucier". Notable people with the surname include:
Aldric Saucier (1936–2016), American scientist and whistleblower Billy Jack Saucier (1931–1987), American fiddler Deborah Saucier, Métis Canadian neuroscientist and academic administrator Frank Saucier (1926–2025), American baseball player Gerard Saucier, American academic and psychologist Guylaine Saucier (born 1946), Canadian businesswoman Jocelyne Saucier (born 1948), Canadian journalist and novelist Kevin Saucier (born 1956), American baseball player Kristian Saucier (born c. 1987), American sailor Linda Phillips Gilbert Saucier (born 1948), American mathematician and textbook author Robert Saucier (born 1955), American politician