Surname Tharmathurai (Tharmathurai 
) , in the world, is a very rare last name. The surname Tharmathurai is habitual in Malaysia, where it is a rare surname, and Canada, where it is a very rare surname. Much less frequently, Tharmathurai is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Tharmathurai | Malaysia, United Kingdom, Canada |
Das, Robin, Daniel, Vinosshini, Samantha, Sangeetha, and Radhakrishnan