Tadeusz Zulinski (28 May 1889, Lwow – 5 November 1915, Kamieniucha), pseudonym Roman Barski, was an activist, member of Polska Partia Socjalistyczna - Frakcja Rewolucyjna and Zwiazek Walki Czynnej (from 1908), Zwiazek Strzelecki (from 1910).
He was an organiser and commander of Polish Military Organisation (1914–1915).