Around the globe, Athmanathan (Athmanathan 
) is a very rare masculine first name. The first name Athmanathan is habitual in Southern Asia, particularly India, where it is an extremely rare male name. Likewise, Athmanathan is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Athmanathan | Sri Lanka, India, Singapore, Malaysia, United States |