Martin Taxt (born 18 January 1981 in Trondheim, Norway) is a Norwegian jazz musician (tuba), known from a variety of jazz bands like Koboku Senj, Microtub, Muringa, Music for a While and Trondheim Jazz Orchestra.
Taxt is a graduate of the Norwegian Academy of Music (2002-2006) and the 'Conservatoire Nationale Superieur de Musique et de Danse Paris' (2004-05). During his studies he initiated the bands 'Florebius' and 'Silucian Town' among others including the jazz singer Lena Nymark. Taxt has since 2004 been tubaist in the quintet Music for a While. As studio musician he has worked with artists like Odd Nordstoga, Hanne Hukkelberg and Maria Mena.
He has collaborated with the Japanese contemporary musicians Tetuzi Akiyama and Toshimaru Nakamura in the quintet 'Koboku Senj' since 2006. From 2006 he has drifted the festival 'Fri Resonance' (a festival for new and experimental music) in Trondheim together with Kim Myhr and Hvard Volden. Since February 2010 Taxt has managed the label Sofa together with Kim Myhr, Ivar Grydeland and Ingar Zach. He has also collaborated on stage with violinist Ola Kvernberg.