Liv Kristine Espenæs is a Norwegian singer who has performed and composed songs mostly for various subgenres of heavy metal music. She started her career in the music industry as a vocalist for the gothic metal band Theatre of Tragedy, and is the former lead vocalist for the symphonic metal band Leaves' Eyes. She is known for her work in close association with her then-husband and leader of the German band Atrocity, Alexander Krull. Currently she is a singer of a German band Midnattsol alongside her younger sister Carmen Elise Espenæs. She also released a number of solo albums in various genres.