Johannes Gleichweit, born in 1966 in Hartberg in Styria, Austria, began clarinet lessons aged eleven with Prof. Josef Pöttler at Pöllau music school.
In 1984 he began studying with Prof. G. Schönfeldinger at the Oberschützen Institute of the University of Music and Performing Arts Graz, before switching to the University of Music and Performing Arts Vienna where he continued his studies with Prof. Peter Schmidl, Prof. Johann Hindler and Prof. Ernst Ottensamer. In 1992 he qualified as a teacher and in 1995 passed his diploma examination in concert clarinet.
He performs both as a soloist and a chamber musician and is a member of several ensembles such as the ensemble “die reihe” and Kontrapunkte.
He has been a member of the ORF Vienna Radio Symphony Orchestra since 1996 as assistant principal clarinet.