Siri Anne Nilsen (born 12 April 1985, Oslo, Norway) is a Norwegian singer-songwriter and voice actress. "As the daughter of two folksingers, Lillebjørn and Shari Nilsen, she grew up surrounded by music." Nilsen is noted for the sincerity of her song writing and the clarity and range of her voice, characterized as "unique" and "beautiful". During her first two albums she often accompanied her singing with a ukulele, which she plays in a fingerpicking style.
Nilsen made her stage debut in 2007, and she was nominated for a Norwegian Grammy in the category of Best Female Artist in December, 2011. Nilsen has had a career for several years as a voice actress, dubbing character roles into Norwegian for several feature films and television, mostly animation.