Jan Franciszek Czartoryski

Prince Jan Franciszek Czartoryski or Blessed Michał (1897–1944) was a Polish noble, Dominican.

Jan was activist of the young organisation "Odrodzenie" (Rebirth) in Lwów. During the Warsaw Uprising chaplain of the Armia Krajowa Group "Konrad", killed by German troops.

Beatified on June 13, 1998 among the 108 Martyrs of World War Two.