Last name Рагул (Ragul 
, Рагул 
, Ragoul) , in the world, is a rare surname. The family name Рагул is characteristic of Sri Lanka, where it is quite a rare surname, Qatar, and Oman, where it is a rare surname. In absolute terms, it most frequently occurs in India, Sri Lanka, and Saudi Arabia. Likewise, Рагул is the forename as well as the last name.