Question: who is azure in oathbringer?
Answer: Azure first appears as Vivenna (age 22) in Warbreaker. She is firstborn, daughter of Dedelin, king of Idris, with (in birth order) brother Ridger, sister Fafen, and sister Siri (age 17). Vivenna is betrothed, by treaty, to the God King of Hallandren, an enemy nation.