Gedney is a surname. Notable people with the surname include:
Bartholomew Gedney (c. 1640 – 1698/99), Salem witchcraft trials magistrate Chris Gedney (born 1970), American football player John B. Gedney (1809–1859), American politician Stephen Gedney, American electrical engineer William Gedney, American photographer William J. Gedney, historical linguist
See also Gedney family, a family among the original settlers of Salem, Massachusetts