Mathieu of Foix-Castelbon

Mathew of Foix
Count of Foix
Reign	1391–1398
Spouse(s)	Joanna of Aragon
Noble family	Foix
Father	Roger Bernard IV, Viscount of Castelbon
Mother	Gerauda of Navailles
Born	c. 1363 or after
Died	August 1398

Matthew (c. 1363 – 1398) was a Count of Foix and French military leader. In 1391 he succeeded Gaston Phoebus, his first cousin once removed, as Count of Foix. He contested Martin I of Aragon for the throne of Aragon after Martin succeeded John I of Aragon in 1396. His wife Joanna was the elder daughter of John I of Aragon, but she died childless.

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