Cardinal Pedro Pierre de Grailly de Navarre, le jeune

Pedro Pierre de Foix Cardinal de Grailly Navarre was born on February 7 1449, in Pau, Pyrenees-Atlantiques, Aquitaine, France, to Gaston IV, Vicount of Bearn, Count de Foix and Eleanor , Queen Regent Foix (born Navarre). Gaston was born on November 27 1422, in Foix, Ariege, Toulouse, Central Pyrenees, Southern France. Eleanor was born on February 2 1426, in Olite, Navarra, Navarra, Spain. Pedro had one sister: Marguerite Duchess Brittany De Bretagne (born Foix). Pedro married Unknown. They had one son: Guyot Navarre. Pedro passed away on August 10 1490, at age 41 in Rome, Roma, Lazio, Italy.

Pierre de Foix was born in Pau on February 7, 1449, the son of Gaston IV, Count of Foix, and his wife Eleanor of Navarre.[1] He was the nephew of Louis XI of France and the grand-nephew of Cardinal Pierre de Foix, le vieux.[1]

He studied at Paris and then at the University of Ferrara, from which he studied under Felino Maria Sandeo in the course of receiving a doctorate in law.[1]

After graduation, he traveled to Rome, where he delivered an oration before Pope Paul II and the College of Cardinals.[1] He joined the Order of the Friars Minor at this time.[1] The pope made him a protonotary apostolic.[1]

On May 17, 1475, he was elected Bishop of Vannes.[1] Pope Sixtus IV confirmed his appointment on March 11, 1476 and Foix subsequently occupied this see until his death.[1] On July 31, 1475, he was also named Bishop of Aire.[1]

Pope Sixtus IV made him a cardinal deacon in the consistory of December 18, 1476.[1] He received the red hat and the deaconry of Santi Cosma e Damiano on January 15, 1477.[1] He served as apostolic administrator of the see of Bayonne from May 5, 1484 until his death.[1]

He did not participate in the papal conclave of 1484 that elected Pope Innocent VIII.[1]

He served as apostolic administrator of the metropolitan see of Palermo from May 14, 1485 until July 6, 1489.[1]

Around 1485, he brokered a peace deal between Charles VIII of France and Francis II, Duke of Brittany.[1] He later entered Rome on January 27, 1488 for an audience with the pope, departing the city in July 1488.[1] He then traveled to the Kingdom of Naples to visit his friend Ferdinand I of Naples. He returned to Rome on October 15, 1488.[1] On July 6, 1489, he was named apostolic administrator of the see of Malta, holding this position until his death.[1]

He died in Rome on August 10, 1490.[1] He was buried in the church dedicated to St. Tryphon which has since been demolished.[1]