<nowiki>Stephan Diethelm; Stephan Diethelm; Stephan Diethelm; Stephan Diethelm; Stephan Diethelm; Stephan Diethelm; Stephan Diethelm; Stephan Diethelm; Stephan Diethelm; Stephan Diethelm; Stephan Diethelm; Stephan Diethelm; Stephan Diethelm; Stephan Diethelm; Stephan Diethelm; Stephan Diethelm; Stephan Diethelm; Stephan Diethelm; éducateur et musicien suisse; Swiss musician and educationist; Musiker, Pädagoge, Konzert-Organisator; cyfansoddwr a aned yn 1965; muzikant uit Zwitserland</nowiki>
Stephan Diethelm
Swiss musician and educationist
Stephan Diethelm jouant d'un instrument en verre en 2014.