Family name Sudhagaran (Sudhagaran 
) , all around the world, is a rare last name. The last name Sudhagaran is habitual in Sri Lanka, where it is quite a rare surname, Singapore, where it is a very rare surname, and Malaysia. Not in comparison with a country's population, it is the most numerous in Sri Lanka, India, and Malaysia. Very seldom, Sudhagaran is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sudhagaran | Malaysia, Singapore, India, Sri Lanka |