Marcin Wojciech Libicki (born 2 February 1939 in Poznaà Â) is a Polish politician, former member of the Polish parliament (Sejm), elected for the Poznaà  constituency.
On 13 June 2004, he was elected as a Member of the European Parliament (MEP), and when the Parliament convened he was elected chair of its Committee on Petitions.
He is a member of the Sovereign Military Order of Malta, also the alumnus of Adam Mickiewicz High School in Poznaà Â. He is the father of Jan Filip Libicki, a member of Sejm.