Guy VII, Lord of Laval
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Guy VII of Montmorency-Laval (1219–1267), baron of Vitré, lord of Laval (1264–1267), lord of Acquigny, Aubigné and Olivet. He and his father-in-law, Andrew III, Baron of Vitré, went on crusade and following the death of his father-in-law, he inherited the barony of Vitré, the viscounty of Rennes, and the lands of Marcillé and Aubigné, through his wife Philippa de Vitré. Guy inherited Laval after his mother's death in 1264. He joined the expedition to Italy and died in 1267.