Musician (abbreviated as MU) is a United States Navy occupational rating.

Musician
Rating insignia
Issued by	United States Navy
Type	Enlisted rating
Abbreviation	MU
Specialty	Administration

Musicians perform on one or more designated instruments to provide musical services on board ships and at Armed Forces bases to inspire patriotism, elevate esprit de corps, enhance retention, and foster pride in the Naval service; provide musical services off base that reinforce recruiting efforts; provide musical services to the general public, therefore increasing community awareness, promoting respect, and enhancing the reputation of the Navy; and perform other musical skills as may be required in performance of the rating.^[1]