Jon Christensen has been played over 20 times on NTS, first on 3 January 2015. Jon Christensen's music has been featured on 24 episodes.

Jon Christensen (born Jon Ivar Christensen on 20 March 1943; died 18 February 2020) was a Norwegian jazz drummer noted for his work with Jan Garbarek, for being a central participant in the Jazz band, Masqualero, as well as being a session drummer for several ECM Records artists during the seventies and eighties.

In the late 1960s, Christensen played alongside Jan Garbarek on several recordings by the composer George Russell. He also was a central participant in the Jazz band, Masqualero, with Arild Andersen, and they reappeared in 2003 for his 60th anniversary. He appears on many recordings on the ECM label with such artists as Keith Jarrett, Jan Garbarek, Terje Rypdal, Bobo Stenson, Eberhard Weber, Ralph Towner, Barre Phillips, Arild Andersen, Enrico Rava, John Abercrombie, Michael Mantler, Miroslav Vitous, Rainer Brüninghaus, Charles Lloyd, Dino Saluzzi and Tomasz Stanko. He, along with Jan Garbarek and Palle Danielsson, was a member of the legendary Keith Jarrett "European Quartet" of the 1970s which produced five excellent jazz recordings on ECM Records.