Mathieu IIII de Montmorency, Baron of Montmorency, was born 1221 in Montmorency to Bouchard VI de Montmorency (1201-1243) and Isabeau de Laval (1201-1244) and died 1270 in Tunis of unspecified causes. He married Jeanne de Brienne (1222-1269) before 1250 JL . Notable ancestors include Charlemagne (747-814), Alfred the Great (849-899), Hugh Capet (c940-996), Rurik (c832-879), William I of England (1027-1087). Ancestors are from France, the United Kingdom, Germany, Russia, Ukraine, the Netherlands, Belgium, Italy.


Offspring of Mathieu III de Montmorency and Jeanne de Brienne (1222-1269)
Name Birth Death Joined with
Mathieu IV de Montmorency
Erard de Montmorency (c1260-bef1334) 1260 1334 Jeanne de Longueval
Clemence de Muret

Jeanne de Montmorency
Robert de Montmorency
Guillaume de Montmorency
Blanche de Montmorency
Bouchard de Montmorency
Marsille de Montmorency

Common ancestors of Mathieu III de Montmorency (1221-1270) and Jeanne de Brienne (1222-1269)

  1. Adèle de Savoie (1092-1154)
  2. Louis VI of France (1081-1137)

Namesakes of Mathieu III de Montmorency (1221-1270)

 Birth placeDeath placeFatherMotherJoined with
Mathieu I de Montmorency (1100-1160)Bouchard IV de Montmorency (1077-1130)Agnès de Beaumont-sur-Oise (1075-1103)Alice FitzRoy (c1116-bef1141) + Adèle de Savoie (1092-1154)
Mathieu II de Montmorency (1174-1230)Brittany, FranceBouchard V de Montmorency (c1129-1189)Florence de Hainaut (1145-1181)Gertrude de Nesle (1175-1220) + Emma de Laval (1200-1264)
Mathieu III de Montmorency (1221-1270)MontmorencyTunisBouchard VI de Montmorency (1201-1243)Isabeau de Laval (1201-1244)Jeanne de Brienne (1222-1269)

Footnotes (including sources)

‡ General

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