German pianist and professor for piano in Cologne, Munich and at the Mozarteum in Vienna, born 9 October 1932, in Iserlohn, Germany, died 5 May, 2010. Since the 1950s, together with his brother Aloys Kontarsky, he has been an early participant and later a teacher at the 'Internationalen Ferienkurse für Neue Musik in Darmstadt'. His youngest brother is Bernhard Kontarsky.