Cognomen ริดวัน (Ridwaan 
, ริดวัน 
) , throughout the world, is a rare surname. The surname ริดวัน is characteristic of Mauritius, where it is quite a rare surname, Saudi Arabia, where it is a rare surname, and Myanmar. Measured by absolute frequency, it is the most numerous in Saudi Arabia, Myanmar, and Indonesia. More prevalently, ริดวัน is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ridwaan | Mauritius, Saudi Arabia, Bangladesh, Somalia, South Africa |
| ริดวัน | Thailand |