>
Family name Royan (Royan , Роиан , Роян ) , around the world, is quite a common surname. The cognomen Royan is characteristic of Indonesia, where it is quite a rare surname, Malaysia, where it is a rare surname, and United Arab Emirates. Measured by absolute frequency, it is commonest in Indonesia, France, and India. Also, Royan is the forename as well as the last name.