All around the world, Sanmugathan (Sanmugathan 
) is a very rare masculine first name. The forename Sanmugathan is characteristic of South-eastern Asia, particularly Malaysia, where it is a very rare boy's name. Very seldom, Sanmugathan is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Sanmugathan | Canada, Malaysia |