• Born: Abt 1160, Barcelona, Aragón, Spain
• Married: 1175
• Died: 1 Sep 1198, Coimbra, Portugal

  Research Notes:

The "Corónicas" Navarras name (in order) "don Pedro…el rey don Alfonso, que ovo nombre Remón Belenguer et el conte don Pedro de Provença et el conte don Sancho et a la muller del rey don Sancho de Portugal" as the children of the "conte de Barçalona…en esta su muller [dona Peyronela]", stating that the first named Pedro died in Huesca. The Gestis Comitum Barcinonensium records the marriage of "unam filiam…Dulciam [=Raimundi Berengarii quarti]" and "Regi Sancio Portugallensi". The De Rebus Hispaniæ of Rodericus Ximenes records the marriage of "Sancius" and "Dulcem filiam Raimundi Comitis Barcinonæ et Urracæ [error for Petronillæ] Aragonensis". The Chronicon Lusitanum records the marriage in 1212 (1174) of “Rex Sancius” and “filia D. Raymundi, Comitis de Barcinona Donna Dulcia, sorore Regis Aragonensium D. Alfonsi.” “Sancius...Portugalensium Rex et uxor mea Dona Dulcia...cum filiis nostris Rege Domno Aldphonso et Rege Domno Petro et Rege Domno Fernando et filiabus nostris Regina Dona Therasia et Regina Domna Sancia” donated “paludem de Otta” to Alcobaça monastery by charter dated Mar “Era 1228” [1189 or 1190 if O.S.]. “Sancius...Portugalliæ et Algarb. Rex...cum uxore mea Regina D. Dulcia et filiis et filiabus meis” confirmed the privileges of the monastery of Grijó, for the love of “vassali nostri D. Alvari Martini qui...apud Sylvium interfectus est a Sarracenis”, by charter dated 27 Jul “Era 1228” [1190].

The Breve Chronicon Alcobacense records that "rex Sancius bonus" was buried "in monasterio Sancte Crucis cum Regina Dulcia de Aragona uxore sua". ¹