Isabelle married Alfonso "d'Espagne" de la Cerda, sn de Lunel about 1325. Alfonso (son of Alfonso de la Cerda, Infant of Castile and Mafalda de Narbonne) was born about 1310; died in 1327 in Gentilly. [Group Sheet] [Family Chart]
Carlos married Maguerite de Blois-Chatillon in 1351. Maguerite (daughter of Charles de Blois-Chatillon, Cte de Penthievre) died in 1354. [Group Sheet] [Family Chart]