Sigi Feigel (17 May 1921 – 28 August 2004) was a Swiss attorney, President and Honorary President of theIsraelitische Cultusgemeinde Zürich (ICZ), and notable for his campaigns againstantisemitism andracism.

Feigel was born inZürich toRussian Jewish immigrants. He received his PhD in jurisprudence at theUniversity of Zürich in 1949. From 1949 to 1977, he was the director of the textile factory inherited by his wife, Evi Heim. The firm was sold in 1977, and from 1983, Feigel worked as an attorney.
Feigel was President of theIsraelitische Cultusgemeinde Zürich (ICZ), Switzerland's biggestJewish Community, from 1972 till 1987, and then became its Honorary President. He founded theStiftung gegen Rassismus und Antisemitismus ("foundation against racism and antisemitism") (GRA) in the 1980s. In the 1990s, he was instrumental in the development of the Swissanti-racism legislation (1995), and involved as a moderating voice of reason in the debate surrounding the role ofSwitzerland during the World Wars in the context of theWorld Jewish Congress lawsuit against Swiss Banks.
He received several decorations, including anhonorary doctorate of the University of Zürich,[1] in 1998. Sigi Feigel was buried in Zürich'sIsraelitischer Friedhof Oberer Friesenberg.[2] In 2006, the city of Zürich named a terrasse at theSihl river after him, the "Sigi-Feigel-Terrasse" (47°22′33″N8°32′07″E / 47.3759°N 8.5352°E /47.3759; 8.5352).