Fredrik Luhr Dietrichson (born 5 February 1988 in Haugesund, Norway) is a Norwegian Upright bassist.

[1] Dietrichson holds a Bachelor's degree in Music Performance by the Jazz program at Trondheim Musikkonsevatorium,[1] where he and some fellow students started the trio "Moskus" including Anja Lauvdal (piano) & Hans Hulbækmo (drums).

The three young musicians from Haugesund, Flekkefjord and Tolga, Norway also made positively noted in other constellations than the trio, as it has been linked to significant anticipation debut album Salmesykkel (2012), which was launched with a concert at the National Jazz scene, "Victoria" in Oslo.

"Moskus" is a picture rich and popular melody and rhythm, circling around phrases and figures rather than more complete compositions and emphasis on sound and chords rather than improvised single note lines with complete closer, and is closer to pop / rock tracks of The Bad Plus and Esbjörn Svensson Trio than more orthodox jazztrioers.

[1] On Corrections the "PGA" duo is assisted by Henrik Munkeby Nørstebø (trombone) and Thorsten Lavik Larsen (trumpet) on two tracs.