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About Guy XIV de Laval
- Guy XIV de Laval, François de Montfort-Laval, (28 January 1406 – 2 September 1486, Châteaubriant), comte de Laval, baron de Vitré and of La Roche-Bernard, seigneur of Gâvre, of Acquigny, of Tinténiac, of Montfort and Gaël, of Bécherel, was a French nobleman, known for his account of Joan of Arc.
- He and his brother André de Lohéac were simultaneously vassals of the duke of Brittany and of the king of France.
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