John I (Jean I) (died 24 February 1191), Count of Alençon, son of William III Talvas, Count of Ponthieu,[1] and Helie of Burgundy.
[2] Recognized as Count of Alençon by Henry II of England, John succeeded his father in 1171.
He married Beatrix of Maine, daughter of Elias II, Count of Maine, and Philippe, Countess of Perche.
[3] John and Beatrix had six children: Near the end of his life, he planned to participate in the Third Crusade, but died February 24, 1191, at the Chateau d'Alençon [fr].
He was succeeded as Count of Alençon by his son John.