Surname Balathasan (Balathasan 
) , in the world, is an extremely rare last name. The last name Balathasan is habitual in Canada, where it is a very rare surname, France, where it is an extremely rare surname, and the United Kingdom. Very seldom, Balathasan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Balathasan | Canada, France, United Kingdom, United States |
Joel, Ananthy, and Thiyagarajah