Margherita del Monferrato, signora di Valencia

-http://fmg.ac/Projects/MedLands/MONFERRATO,%20SALUZZO,%20SAVONA.htm...

a) MARGHERITA (-1286). The Chronicon Astense records that "Guilielmus Marchio Montisferrati…Margaritam filiam eius…annorum VII" married "filio Pelavicini" after whose death she married "filio Alfonsi Regis Hispaniæ"[240]. The Chronica Jacobi de Aquis, dated to 1334, records that "Marchio Guliermus" and his wife "filiam regis Angliæ" had a daughter "Margaritam" who married in Spain, a later passage naming her husband "Zoanne figlolo di Alphonso Re di Spagna"[241]. The Nobiliario of Pedro Conde de Barcelos records that "El Infante D. Juan" married "D. Margarita hija del Marques de Monferrato"[242]. Her parentage and marriage are confirmed by the testament of "Johannes…marchio Montisferrati", dated 18 Jan 1305, which appoints as his heirs "filios Alaxine sororis sue condam et uxoris Puncelli de filiis Ursi", and failing them "filium Margarite sororis sue condam uxoris Johannis infantis de Yspania de Castella"[243].

m firstly --- Pallavicini, son of OBERTO Marchese Pallavicini & his wife ---.

m secondly (1281) as his first wife, Infante don JUAN de Castilla Señor de Campo, son of don ALFONSO X "el Sabio" King of Castile & his wife Infanta doña Violante de Aragón (Seville [15 May/25 Jul] 1260-Vega de Granada 25 Jun 1319, bur Burgos).