Ruben Östlund: Ruben Östlund. Director: Triangle of Sadness. Ruben Östlund was born on 13 April 1974 in Styrsö, Västra Götalands län, Sweden. He is a director and writer, known for Triangle of Sadness (2022), The Square (2017) and Force Majeure (2014). He was previously married to Andrea Östlund.
