NameEustache DE CHAMPAGNE, 26G Grandmother
Web Notes notes for Eustache DE CHAMPAGNE
Weis' "Ancestral Roots. . ." (109:27), (169A:27), identifies her as dau. of EUSTACE IV.
Cokayne's "Complete Peerage" (Essex, p.117, note f) says that she was called "de Champagne", but that there is nothing documenting her parentage. Stuart's "Royalty for Commoners" (184:29), (242:29).