Oswald Redlich (17 September 1858, in Innsbruck – 20 January 1944, in Vienna) was an Austrian historian and archivist, known for contributions made in the field of auxiliary sciences of history.

[1] He studied history under Julius von Ficker at the University of Innsbruck (1876–79), then studied historical auxiliary sciences with Theodor von Sickel at the Institut für Österreichische Geschichtsforschung (Institute for Austrian Historical Research) in Vienna (1879–81).

From 1881 to 1892 he worked as an archivist in Innsbruck, and in the meantime, obtained his habilitation for historical auxiliary sciences (1887).

From 1888 to 1912, with Emil von Ottenthal, he published the Archiv-Berichte aus Tirol ("Archive Reports of Tyrol").

He was also a member of the central management of Monumenta Germaniae Historica and of the Historical Commission of the Bavarian Academy of Sciences.