Princess Aslaug is the mistress and later second wife of Ragnar Lothbrok. She is the daughter of the famous shield maiden, Brunhilde and dragon slayer, and Sigurd. Aslaug is a seer. She is played by Australian actress Alyssa Sutherland.
Aslaug first appears at the end of Season 1, when Ragnar and her meet and become lovers.
In Season 2 a pregnant Aslaug travels to Kattegat to be with Ragnar. As a result of this, his first wife, Lagertha leaves him. Aslaug has several visions throughout this season and bears Ragnar many sons.
(Photo Credit: History Channel, Metro-Goldwyn-Mayer Studios Inc.)