Maximilien Louis Hubert Egon Vincent Marie Joseph de Furstenberg (23 October 1904 - 22 September 1988) was a Cardinal of the Roman Catholic Church and was Prefect of the Congregation for the Oriental Churches. He was born in the castle of Ter Worm, Heerlen, The Netherlands, of the old Catholic noble family of the Counts of Furstenberg-Stammheim from Westphalia, Germany. His parents were Adolf, Count Furstenberg, and Elisabeth, Countess d'Oultremont.