Fr. Stipić was born in Bosanski Novi, in the present-day Republika Srpska, Bosnia and Herzegovina to Croatian Roman Catholic parents. He spent his childhood in Lipik, where he was baptized. He attended elementary school in Lipik, but due to the war, continued in Zagreb and Čazma. After elementary school in 1993, he enrolled in the Archdiocesan Classical High School in Zagreb and began his priestly formation at the Inter-Diocesan Minor Seminary.