Tomislav was born in Zagreb, Croatia, on April 21, 1978. He attended grammar school in Lupoglav until he and his family moved to Montreal in 1987 where he continued grammar school and completed high school. He attended college too in Montreal from 1998 to 2002, then entered the Franciscan Order at Humac in 2003. He studied philosophy and theology and completed his studies at the Catholic Seminary College in Zagreb where he graduated in 2011.
Father Tomislav was ordained on June 29, 2011 in Mostar. Since ordination, he has been serving at Queen of Peace Parish in Norval, Canada. Father Tomislav speaks Croatian, English and French.