- Gaston VII of Béarn
Gaston VII de Montcada ( _la. Guasto de Biarde; 1225–
26 April 1290 ), called "Froissard", was the twentiethViscount of Béarn from 1229. He was the son and heir of William II Raymond and Garsenda, daughter ofAlfonso II of Provence andGarsenda of Forcalquier .Gaston was highly reputed as a warrior, staunch defender of the
Béarn ais, ally of the French, and enemy of the English. A powerful and independent figure inGascony , he was the first major patron of theOrder of the Faith and Peace . He was defeated and captured bySimon de Montfort, 6th Earl of Leicester , in 1248. In 1250 he was brought to England with Simon, who pardoned him there. In 1252 Gaston was allied withAlfonso X of Castile , who had laid claim to theDuchy of Gascony .On the domestic front, Gaston issued a series of "
fueros ", part of theFors de Bearn , for each of the Béarnais valleys. He issued two forAspe , one in 1247 and another in 1250.In that same year Gaston declared his second daughter, Margaret, to be the heir of Béarn, but his third daughter and her powerful husband,
Geraud VI of Armagnac , would not accept it. Towards the end of his life he reneged and declared as his heir his youngest daughter, Guillemette, but upon his death Béarn was seized by Margaret's husband,Roger-Bernard III of Foix .Family
Between 1245 and 1250 Gaston married
Mathe de Matha (or Amata of Mastas; died 1270/3),Viscountess of Marsan , daughter ofBoson de Mathe , lord ofCognac , andPetronilla of Bigorre . The couple had four children, all daughters:
*Constance (died 1310), succeeded in Marsan and Bigorre. Married firstly, on23 March 1260 , to the Aragonese "infante " Alfonso, son ofJames the Conqueror , who died 26 March; married secondly, on15 May 1269 , toHenry of Almaine , son ofRichard of Cornwall ; and married thirdly, in 1279, toAymon II of Geneva
*Margaret, succeeded in Béarn. Married, in 1252, to Roger-Bernard III de Foix
*Mathe, married Geraud VI of Armagnac in 1260
*Guillelme (or Guillemette; died 1309), affianced in 1270 toSancho IV of Castile , annulled 1281; married, in 1291, to the Aragonese "infante" Peter (1275–1296), son of Peter the GreatWidowered, Gaston married again on2 April 1273 to Beatrice (c. 1237–1310), daughter ofPeter II of Savoy and Agnès de Faucigny, and widow ofGuigues VII of Viennois ources
* [http://fmg.ac/Projects/MedLands/GASCONY.htm#GastonVIIBearndied1290 Gaston of Bearn] at Foundations for Medieval Genealogy
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