Among many others (see List of names of Odin ), the long-bearded god Odin bears the names jólfaðr main (Old Norse for "Yule father") and jólnir main ("the Yule one"). Source: Internet
By calling him husband of Iðunn, first maker of poetry, and the long-bearded god (after his name, a man who has a great beard is called Beard-Bragi), and son of Odin. Source: Internet