Nanna Christiansen (born 17 June 1989) is a Danish football midfielder currently playing in the Elitedivisionen for Brøndby, with whom she has also played the Champions League. She was named Danish Young Footballer of the Year in 2006. Christiansen has been a member of the senior Danish national team since 2009; making her debut in a 2–0 defeat to the United States at the Algarve Cup and being named in the squad for UEFA Women's Euro 2009. As a junior international she had played at the 2006 and 2007 U-19 European Championships.