The surname Strank was derived from the Old French word estrange, which meant foreign. This is a name associated with the Bretons, a culture from the peninsula of Brittany, in the northwest of France. Please also join projects relating to people with French or French Canadian ancestry, or from the related colonies. Please also note that some "Norman" names and families are derived from Nordic settlers, and that some Gaelic people integrated with Vikings. This may explain matches with modern Irish surnames.