>
Cognomen Rowshan (Rowshan , روشن , Ровшан ) , around the globe, is a common surname. The surname Rowshan is characteristic of Iran, where it is quite a common surname, Azerbaijan, where it is quite a rare surname, and Turkmenistan. In absolute terms, the name is most common in Iran, Bangladesh, and Azerbaijan. Likewise, Rowshan is the forename as well as the last name.