What does Dugal mean?
Dugal is a surname with multiple origins. In some cases it is derived from the Gaelic personal name Dùghall (variously spelt), or else from a reduced form of the surname MacDougall (which is an Anglicised surname originating from a patronymic form of Dùghall, Dubhghall, etc.). The Gaelic Dùghall and Dubhghall are composed of elements dubh and gall, meaning "dark" and "stranger."
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