Serhiy Mykolayovych Ryzhuk (Ukrainian: Сергій Миколайович Рижук; born 20 January 1950) is a Ukrainian politician, member of the Verkhovna Rada.

In 1973-1991 he worked at leading positions of Communist party and Komsomol in the region.

In 1991-2004 Ryzhuk worked at the Ministry of Agrarian Policy.

In 2004-2005 he also served as a Governor of Zhytomyr Oblast.

In 2006-2010 Ryzhuk was a member of the Verkhovna Rada representing Party of Regions.

In 2010-2014 he again served as a Governor of Zhytomyr Oblast.

• Profile at the Official Ukraine Today portal