Piotr Gadzinowski (Polish pronunciation: [ˈpʲɔtr ɡadʑiˈnɔfskʲi]; born May 16, 1957 in Częstochowa) is a Polish leftist politician. He was elected to Sejm three times, he was a member of Sejm 2001-2005, and . He also declared he was planning to start in the upcoming election.