Pope Gregory XII
Correr was born in Venice, the son of Filippo Correr and Cassandra Venier. He was Cardinal-nephew of Pope Gregory XII, Pope of the Roman Obedience in the period of the Great Western Schism, eldest brother of Filippo Correr. He was also cousin of Pope Eugene IV, son of his father Filippo's sister Bariola and Angelo Condulmer. His last name is listed also as Corrario and Corraro.