Surname رتن (Ratan 
, رتن) , across the world, is a widespread last name. The surname رتن is habitual in Qatar, where it is quite a common surname, Bangladesh, where it is quite a rare surname, and Oman. In absolute terms, it is commonest in India, Bangladesh, and Saudi Arabia. More frequently, رتن is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ratan | Nepal, India, Bangladesh, Pakistan, Saudi Arabia |