Tomasz Siwiński was born in 1982 in Koszalin (Poland). He graduated from Academy of Fine Arts in Krakow (Poland) where he completed his MA studies at the Painting Department and the Animated Film Studio of Jerzy Kucia. He participated in a scholarship programme at the Maryland Institute College of Art in Baltimore (USA) in 2005. In 2014 he directed a short film A Blue Room. It had the world premiere at the Cannes Film Festival in Critics Week section. Also received the award for the Best Animation at the 22nd Curtas Vila do Conde Film Festival (Portugal).
His films have been presented at numerous festivals , e.g. in Clermont- Ferrand, Cannes, Utrecht, Zagreb, Uppsala, Stuttgart, Krakow.
Siwiński is a member of the international association of animators ASIFA and The Polish Filmmakers Association.