Pierre DE BRETAGNE

   Research Notes:

The Chronicon Kemperlegiense records the birth "die Martis post Resurrectionem Domini…apud castrum Lini" in 1241 of "Petrus secundus filius Iohannis Comitis Britanniæ". Seigneur de Dinan, de Léon, de Hédé, de Hennebont et de la Roche-Derrien. He bought from Alain d'Avaugour Seigneur de Mayenne in 1264 all the latter's possessions in Brittany.

   Marriage Information:

Pierre married Marguerite DE FLANDRE, daughter of Guy III DE DAMPIERRE Count of Flanders & Namur and Dame Mahaut (Mathilde) DE BÉTHUNE de Tenremonde, Richebourg et Warneton, after 6 Aug 1266. (Marguerite DE FLANDRE was born about 1251 and died on 3 Jul 1285.)

   Marriage Notes:

Papal dispensation 6 Aug 1266