Feder is the German word for "feather", "quill", and secondarily for "[mechanical] spring", and may refer to: Surname Abraham Hyman Feder (1908-1997), American lighting designer Adolphe Féder (1886–1943), Jewish-Ukrainian painter and illustrator Dege Feder (born 1978), a multi-disciplinary Ethiopian-born artist based in Israel Donald A. Feder (born 1946), American media consultant, free-lance writer and World Congress of Families Communications Director Ed Feder (1896–1968),Australian rules footballer Essener Feder (or Feather), award for German-style board games Eva Feder Kittay, American philosopher and academic Galila Ron-Feder Amit (born 1949), Israeli children books author Gottfried Feder (1883–1941), German economist and key member of the Thule Society and of the Nazi Party Janet Feder, American composer and guitarist Gottfried Jens Feder (1939-2019), Norwegian physicist Johann Georg Heinrich Feder (1740–1821), German philosopher Johann Michael Feder (1753–1824), German Roman Catholic theologian Judy Feder, professor of Public Policy Kenneth Feder, professor of archaeology Naftali Feder (1920–2009), Israeli politician, member of the Knesset for the Alignment (1977-84) Paula Marie Mathilde Illemann Feder (1893–1967), Danish actor and educator Robert Feder (born 1956), media blogger Robert Arthur Feder (1909-1986), American screenwriter and film producer Tobias Gutmann Feder (–1817), Maskilic writer, poet, and grammarian Galila Ron-Feder Amit (born 1949), Israeli author Others Feder (DJ), French DJ and music producer Feder (fencing), an early modern practice or sparring weapon derived from the longsword Feder Grotes, a "stressed" sans-serif type introduced by Jakob Erbar in 1910 Olami–Feder–Christensen model, an earthquake model conjectured to be an example of self-organized criticality See also Olami–Feder–Christensen model, an earthquake model Fader (disambiguation)