Surname Chelvarajah (Chelvarajah 
) , globally, is a very rare last name. The cognomen Chelvarajah is characteristic of Malaysia, where it is a rare surname, Canada, where it is a very rare surname, and France, where it is an extremely rare surname. Very seldom, Chelvarajah is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Chelvarajah | United Kingdom, Malaysia, United States, Canada, France |
| ramesh chelvarajah researcher |
|