Cognomen Rajoyan (Rajoyan 
) , all around the world, is a rare last name. The surname Rajoyan is characteristic of Bangladesh, where it is a very rare surname, Israel, and the United States, where it is an extremely rare surname. Not in comparison with a country's population, it is commonest in Bangladesh, the United States, and India. Very seldom, Rajoyan is the forename as well as the last name.