István Jakab (born 17 September 1949) is a Hungarian agronomist and politician, leader of the MAGOSZ (advocacy organization of the Hungarian agrarian workers). He was a founding member of the Hungarian Democratic Forum in 1988. He quit the party in 1995 and became co-chairman of the MAGOSZ and Vice President of the Hungarian Chamber of Agriculture (that position held until 2001). He was elected to a member of the presidency of National Cooperative Council in 1996. He served as only chairman of the MAGOSZ since 1999. In this capacity, he organized the tractor farmers' protest to Budapest in early 2005, during which the capital was blocked.