María Álvarez d'Arago, de Xèrica

- https://ca.wikipedia.org/wiki/Maria_de_X%C3%A8rica

-https://fmg.ac/Projects/MedLands/ARAGONESE%20NOBILITY.htm#MariaEjer...

e) MARÍA Álvarez de Ejérica ([1310]-before 1364). Zurita records the marriage contract agreed 1328 between “don Pedro hijo mayor del Juez de Arborea” and “doña Maria Alvarez de Exerica...hermana mayor de don Jayme”[428].

Betrothed (1328) to PIETRO [III] di Basso di Arborea, son of UGONE di Basso Judge of Arborea & his wife --- (-1347). He succeeded his father in 1336 as Judge of Arborea.

m firstly (1335) GUGLIELMO of Sicily Principe di Tarento, Duke of Athens and Neopatrai, son of FEDERIGO I King of Sicily [Arag%C3%B3n] & his wife Eléonore of Sicily [Anjou] (1312-Valencia 22 Aug 1338, bur Palermo).

m secondly (Valencia 1338) as his second wife, Infante don RAMÓN BERENGUER de Aragón Conde de Prades, son of JAIME II King of Aragon & his wife Blanche of Sicily [Anjou] ([1308]-Barcelona 1364). Conde de Ampurias 1341.