No comprehensive biographical information has survived. He arrived in the United States around 1936. Together with András Sándory, he was a founder of the Greek Catholic Church in New York. His other places of service are unknown.
Baros István: personal record. In: Historical directory of Hungarian, Hungarian-descended, and Hungarian-speaking clergy serving abroad. Available at: https://www.diaszporalelkipasztorok.hu/persons_v2/view.php?id=46 (accessed: 2026-04-05).