Johannes Jansen

Johannes Jansen may refer to:


 * Johannes Henricus Gerardus Jansen (1868–1936), archbishop of Utrecht and Roman Catholic Primate of the Netherlands
 * Johannes Jansen (mayor), mayor of New York, 1725–1726
 * Johannes J.G. Jansen (1942–2015), scholar of contemporary Islam in the Netherlands
 * Johannes Janssen (1829–1891), German historian