Surname Musâ (Муся 
, Musâ) , all around the world, is a rare family name. The cognomen Musâ is characteristic of Ukraine, where it is a rare surname, Russia, where it is a very rare surname, and Kyrgyzstan. Measured by absolute frequency, this name is the most popular in Ukraine, Russia, and Kazakhstan. More prevalently, Musâ is the forename as well as the last name.