Dr. Art. Tomislav Ostrman was born in 1978 in Zagreb, where he completed primary, secondary, and primary music school. In 1998, he enrolled in the Faculty of Law in Zagreb. During his studies at the Faculty of Law, he actively engaged in painting and organized his first exhibitions.
In his third year, he abandoned his law studies, wanting to dedicate himself solely to painting. He enrolled in the Arthouse College of Visual Arts in Ljubljana and graduated in painting in 2009 under the mentorship of Professor Darko Slavec, with the dean's commendation.
He enrolled in a postgraduate doctoral study of painting at the Academy of Fine Arts in Zagreb under the mentorship of academician Igor Rončević, whose assistant he was in 2013/14, and theoretical mentor Dr. Sc. Daniela Angelina Jelinčić.
He earned his doctorate in painting in 2021.