Famous personality of Romanian culture, Iosif Iuliu Olariu was a professor and director of the Theological and Pedagogical Institutes in Caransebeş and Arad at the end of the 19th century and beginning of the 20th century. During 1880-1884 he studied at the Faculty of Theology of Cernãuţi, being the first student in Banat who obtained a PhD. in theology at this prestigious educational institution. Specializing in the Biblical Study and Dogmatic Theology, he has been an important author of studies of an impressive content, his books with a highly scientific level, totaling more than 4000 pages, have been used throughout the theological education until nowadays. He is improving by studying the Hungarian, German, Serbian, and Classical languages. Between 1898-1917 he was editor of the diocese diary.