Surname Ramanadan (Ramanadan 
) , globally, is a rare last name. The surname Ramanadan is characteristic of Sri Lanka, where it is a rare surname, Malaysia, and Italy, where it is an extremely rare surname. In absolute terms, it is commonest in Sri Lanka, India, and Malaysia. Also, Ramanadan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ramanadan | Italy, United States, India, Sri Lanka, Malaysia |