All over the world, Shanmugham (Shanmugham 
) is a rare male forename. The forename Shanmugham is habitual in Saudi Arabia, where it is a very rare boy's name, and India. Likewise, Shanmugham is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Shanmugham | Saudi Arabia, United Arab Emirates, Malaysia, United States, India |