Biography: Siff Lundgreen

Birth Name: Siff Gyllenborg Lundgreen

Birth Date: March 5, 1993

Birth Place: Albertslund, Denmark

Siff Gyllenborg Lundgreen is a Danish actress and writer who first gained significant attention for her leading role in the 2014 romantic drama "En, to, tresomt" (released internationally as "Threesome"). Born on March 5, 1993, in Albertslund, Denmark, she not only starred as Siff—a sexology stude...