In 1884 he began an apprenticeship as a sculptor, however, changed in 1885 to the Vienna Academy of Fine Arts to study painting at August Eisenmenger, Christian Griepenkerl and Franz Rumpler. In 1892 he moved to Munich, where he worked as an illustrator for the humorous journal the flying leaves. In 1911 he became a member of the Association of the Visual Artists Vienna.
more: Alexander Rothaug - Wien Geschichte Wiki (german)