 Rudolf Tönnies

Rudolf Tönnies was a Austro-Hungarian and Yugoslav architect and politician (councillor of the Drava Banovina), son of the famous Swedish industrialist Gustav Tönnies.Together with the Czeck Josip Pospišil and the Austrian Ernst Lichtblau, who had all studied at the Art Academy in Vienna with Karl von Hasenauer and Otto Wagner, Tönnies is considered one of the proponents of the "Bosnian style" as a step towards architectural modernism in Bosnia and Herzegovina, as opposed to Moorish Revival style

Rudolf Tönnies studied construction and civil engineering and worked for the Croatian government in Zagreb, then as lead architect for the Government of Bosnia and Herzegovina in Sarajevo, where he left among the most notable residential and mixed buildings in Vienna Secession style in town.