Guillaume III des Porcellets (1217–1288) was a French knight and lord.
Early life Guillaume III des Porcellets was born in 1217.
Career He was a knight.François-Alexandre de La Chenaye-Aubert, Dictionnaire de la noblesse, Paris: Antoine Boudet, 1776, p. 435
He was the Lord of parts of Arles, Fos, Martigues.Claude-François Achard, Dictionnaire de la Provence et du Comté-Venaissin, J. Mossy, 1787, p. 199 He served as Conseiller d'Etat and Chamberlain to King Charles I of Naples. He served as the Baron of Sicily and Provence.
He was the only Frenchman to survive the Sicilian Vespers of 1282 when France lost Sicily to the rebels.
Personal life He married Raimonde de Falconis.
Death He died in 1288.
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