Agnès de Beaumont-au-Maine, Vicomtesse de Beaumont-au-Maine, was born circa 1225 to Raoul VIII de Beaumont-au-Maine (-c1238) and Agnès (bef1225-) and died 9 May 1301 of unspecified causes. She married Louis de Brienne (c1235-1263) 12 February 1253 JL . William I of England (1027-1087), Alfred the Great (849-899)/s, Charlemagne (747-814)/s, Hugh Capet (c940-996)/s, Rollo of Normandy (860-932)/s.


Offspring of Louis de Brienne and Agnès de Beaumont-au-Maine (c1225-1301)
Name Birth Death Joined with
Marie de Brienne (1265-1328) 1265 1328 Henri III d'Avaugour (1247-1301)
Louis de Brienne (-1333)
Jean de Beaumont (c1255-c1305) 1255 1305 Jeanne de La Guerche (1250-1290) Jeanne de La Guerche (1250-1290) Marie de Mechelen (1265-1306)
Marguerite de Brienne (-1328)
Isabel de Brienne (-1334)
Jeanne de Brienne (-1310)
Henry Beaumont (c1255-1339) 1255 10 March 1340 Alice Comyn (bef1296-bef1349)

Footnotes (including sources)

‡ General