Birgitte Larsen (b. 1981) is a Norwegian actress working at the National Theater, where she is currently starring Reform FORM 97 and Etter stillheten. She is also playwright at Dramatikkens Hus. Larsen is a graduate of the Norwegian Theater Academy and has won the Hedda Prize. She has previously starred in films such as I Belong (2012) and The Light from the Chocolate Factory (2020). Her collaboration with director Itonje Søimer Guttormsen started with the short film Retrett (2016) where Larsen played the main character. With the feature film Gritt, the two continue their collaboration and the journey of Gritt.