Jean I de Grailly
Member of the House of Grailly
Jean I de Grailly was the seneschal of the Duchy of Gascony from 1266 to 1268, of the Kingdom of Jerusalem from about 1272 until about 1276, and of Gascony again from 1278 until 1286 or 1287. Wikipedia
Died: 1301
Descendants: Archambaud of Grailly, Rogette de Grailly, Jean II de Grailly, and more
Grandchild: Pierre II de Grailly