Marguerite de Montaigu

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Marguerite de Montaigu, whose ancestry is unknown (or not traced here), was born about 1189.1 She died 27 November 1241.1

Marguerite married, as his 2nd wife, Pierre de Braine, Chev., Duke of Brittany, son of Robert II, Count of Dreux and Braine and Yolande de Coucy, before August 1235.1


Pierre de Braine, Chev., Duke of Brittany b. abt. 1187, d. abt. 28 May 1250
  • Oliver de Braine1 b. aft. 1235
This person was last edited on15 Apr 2021


  1. [S1947] Douglas Richardson, Royal Ancestry: A Study in Colonial and Medieval Families, Five vols. (Salt Lake City, Utah: s.p., 2013), 1:546 (Brittany 7), further cited as Richardson, Royal Ancestry.