Cognomen Mohanasundari (Mohanasundari 
) , in the world, is a very rare surname. The last name Mohanasundari is habitual in Southern Asia, particularly India, where it is an extremely rare surname. Predominantly, Mohanasundari is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Mohanasundari | Malaysia, India, United States, South Africa |
Sk, Venu, Veeran, Manikam, Muniandy, Chellaiya, Pasupathy, Ennarasan, Palanisamy, Ramalingam, Gunasingam, Jaganathan, Sundraganesan, Kothandapam, Gunasekaran, and Chandrasekar