Yves de Laval III
- Born: After 924, Laval, Laval, Mayenne, Pays-de-la Loire, France
- Marriage (1): Havoise de Mathefélon in 949 in Laval, Alpes-de-Haute-Provence, Provence-Alpes-Côte d'Azur, France
- Died: 975, Laval, Alpes-de-Haute-Provence, Provence-Alpes-Côte d'Azur, France
FamilySearch ID: GQ16-QM6.
Yves married Havoise de Mathefélon, daughter of Robert de Champagne and Agnès Avoise de Bretagne de Nantes-d'Angouleme, in 949 in Laval, Alpes-de-Haute-Provence, Provence-Alpes-Côte d'Azur, France. (Havoise de Mathefélon was born after 931 in Corzé, Angers, Maine-et-Loire, Pays de la Loire, France.)
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