Paul-Émile Janson
 Paul-Émile Janson (Brussels 30 May 1872–Buchenwald 3 March 1944) was a francophone Belgian liberal politician.Born in Brussels Janson was the son of liberal statesman Paul Janson (died 1913). He studied law at the Free University of Brussels (now split into the Université Libre de Bruxelles and the Vrije Universiteit Brussel) practised as a lawyer and also taught at the university. Janson was elected as a liberal to the Belgian Chamber of Representatives in 1910.