Duke of Brittany

C19330
concept

The Duke of Brittany was the sovereign or semi-sovereign ruler of the historical Duchy of Brittany in western France, holding feudal authority, managing regional governance, and often navigating complex political relations with the French crown and neighboring powers.

Observed surface forms (3)

Surface form Occurrences
Breton noble 12
Breton ruler 6
duke of Brittany 1

Instances (36)