Peschier is a surname. Notable people with the surname include:
Benoît Peschier (born 1980), French-Greek slalom canoeist Claude Peschier (), French slalom canoeist Nicolas Peschier (born 1984), French slalom canoeist N.L. Peschier (died after 1661), Dutch Golden Age painter Pierre Peschier (1739–1812), Danish merchant
See also Peschier House, a listed property in Copenhagen