Martin Taxt (born 18 January 1981 in Trondheim, Norway) is a Norwegian jazz musician (tuba), known from a variety of jazz bands like Koboku Senjû, Microtub, Muringa, Music for a While and Trondheim Jazz Orchestra.

During his studies he initiated the bands 'Florebius' and 'Silucian Town' among others including the jazz singer Lena Nymark.

As studio musician he has worked with artists like Odd Nordstoga, Hanne Hukkelberg and Maria Mena.

[1] He has collaborated with the Japanese contemporary musicians Tetuzi Akiyama and Toshimaru Nakamura in the quintet 'Koboku Senjû' since 2006.

Since February 2010 Taxt has managed the label Sofa together with Kim Myhr, Ivar Grydeland and Ingar Zach.