 He was from a Serbian family that came from Old Serbia and gave to the Orthodox community of that region several priests and schoolmasters.A remarkable intellectual, he was a beneficiary of a sound education, first at the Romanian gymnasium in Șcheii Brașovului where his father was the archpriest of St. Nicholas Church.Eustatievici's father was able to secure a stipend for his son to study at the prestigious Kiev Theological Academy from Serbian bishop Visarion Pavlović who readily sponsored Serbian and Romanian high school graduates wanting a teaching career.