Danish bassist, sound technician, jazz producer, jazz writer, jazz reviewer, tour manager and author, born 1951. Musical director of Jazzhus Montmartre 1976-1989 and 1993-94.

After an education as a goldsmith (1972) and jewelry designer (1975), Niels Christensen was stationed as a military refusal at the Danish Jazz Center in 1976 (see Danske Jazzcenter) and the same year he was hired as musical director at Jazzhus Montmartre. In 1989 Christensen started a new independent working life which included: Tour sound technician for e.g. John Scofield, Michel Camilo, Lyle Mays, Joyce, Abdullah Ibrahim, Radioens Big Band, Frontline, Blast (17), Istanbul Express, New Jungle Orchestra, Northern Voices. Producer on releases with e.g. Tania Maria, NHØP, Jacob Elvstrøm, Ben Besiakov, Erling Kroner New Music Orchestra, Thomas Fryland, GinmanBlachmanDahl. Various work for festivals and organizations like Copenhagen JazzHouse, Copenhagen Jazz Festival, Det Kgl. Bibliotek, Danish Music Awards/Jazz, Dansk Musik Informations Center, Den Rytmiske Højskole, Rytmisk Musikkonservatorium

Most recently Christensen has been music producer at Dunkers Kulturhus, Helsingborg, Sweden (2006-2013) and jazz curator at Kulturværftet and Toldkammeret, Helsingør since 2015. He is the author of the books Montmartre i Nørregade – Mig og Monten (2010), Rugsted Kreutzfeldt – Kom tilfældigvis forbi (2016), Ama’r Nr. 1, (2017) and Er du klar over hvem jeg var? (2019).

From 1971 to 1978 Niels Christensen was bassist in the latin/rock band Nana Banana, and from 1978 (and still) a member of the avantgarde-jazz-rock-punk-etc. band Børneværnet (Double CD released in 2004).