Type Word Usage Old Celtic (Hypothetical) Meaning & History Celtic word meaning "raven" [1]. Related ItemsFamily Tree·Details Other Languages & Culturesbran(Old Irish) bran(Old Welsh) Given Name DescendantsByrne(English) Bran(Irish) Bran(Irish Mythology) Bran(Old Irish) Brân, Bran(Welsh Mythology) Surname DescendantsBeirne, Berne, Burns, Byrne, Byrnes, O'Beirne, O'Berne, Ó Broin, O'Byrne(Irish) Sources & References Matasović, Ranko. Etymological Dictionary of Proto-Celtic. Brill, 2009, page 73.