Disambiguation evidence for Margaret of Burgundy, Countess of Mortain via surface form

"Margaret of Burgundy, Countess of Mortain"

Triples (1)

Triples where some other subject referred to this entity as "Margaret of Burgundy, Countess of Mortain".

Margaret III, Countess of Flanders → child →
"Margaret of Burgundy, Countess of Mortain"
ⓘ