Harvey III, Lord of Léon
Harvey III, Lord of Léon was the son of Harvey II of Léon and his first wife Anne of Hennebont.Life
He became Lord of Léon after his father's death around 1218. His fief was the castle of La Roche-Maurice.
He married Margaret of Châteauneuf, a younger daughter of Hugh IV of Châteauneuf, Lord of Châteauneuf-en-Thymerais, and Eleanor of Dreux, a sister of Peter Mauclerc, Duke of Brittany jure uxoris. After her elder brother's death, Margaret inherited one third of the Lordships of Châteauneuf, including the castles of Châteauneuf and Senonches.
Harvey was also Lord of Noyon-sur-Andelle.
He died in 1240 and was buried in the Abbaye Notre-Dame de Daoulas.Issue
Harvey III and Margaret had three children:
- Harvey IV, who succeeded his father as Lord of Léon and Noyon-sur-Andelle, and his mother as Lord of Châteauneuf;
- Alan of Léon, whose son Francis is said to have married the heiress of the Kermavan family;
- Catherine of Léon, who married Juhel of Avaugour, younger son of Henry II, Lord of Avaugour and Margaret of Mayenne.
