Girl name origins & meanings English : Anglicized version of Bretagne, a section of France; from Britain Girl name variations Brittany Brita Britta Brittney Brittny Britny Britannia Britain Britany Britaney Brittania Britnee Boy name origins & meanings Irish : Native of Brittany Boy name variations Brett Bret Bretton Brit Brette Bretlin Bhrett Brente Family name origins & meanings English : ethnic name for a Celtic-speaking Briton or a Breton, from Middle English brit, bret, Old French bret (see Brett).German : from a vernacular form of the personal name Brixius (see Brice).