Pier Ferdinando Casini (Italian pronunciation: ['pj?r ferdi'nando ka'zi?ni] or [ka'si?ni]; born 3 December 1955) is an Italian politician.
He was President of the Italian Chamber of Deputies from 2001 to 2006.
Casini is currently Honorific President of the Centrist Democrat International and Honorary President of the Inter-Parliamentary Union (IPU), and formerly was majority faction leader of the Union of the Centre (UdC).