Seifer is a surname, sometimes used as a given name.

People with this name Eugénie Seifer Olson, American author Marc Seifer (born 1948), American author and professor of psychology Reed Seifer (born 1973), American artist

Fictional characters Seifer Almasy in the video game Final Fantasy VIII

See also sefer, Hebrew word for book Seifert, German surname Siefert, a similar surname