Guy IX de Laval (c. 1270 – 22 January 1333) was a member of the House of Laval. He was Seigneur de Laval and d'Acquigny, of Beaumont-du-Gâtinais, Viscomte de Rennes, Comte de Caserte in Campania and Baron de Vitré. Family Guy IX was the son of Guy VIII de Laval and Isabelle de Beaumont-Gâtinais In 1297 he married Béatrix de Gavre, countess of Falkemberg, only daughter of Rasès de Gavre.

From Wikipedia (CC BY-SA 4.0).

On IJR

No public IJR answers mention Guy IX de Laval yet. As people ask about it and share their answers, they'll appear here.

Facts from Wikidata (CC0).

Overview

From Wikipedia (CC BY-SA 4.0).