Surname Rouchan (Рушан 
, Rouchan 
) , in the entire world, is a rare cognomen. The surname Rouchan is characteristic of Kyrgyzstan, where it is a rare surname, Algeria, and Russia. Measured by absolute frequency, the name is most common in Russia, Algeria, and Morocco. Much more prevalently, Rouchan is the forename as well as the last name.