Last name Viswamitra (Viswamitra 
) , in the world, is a very rare family name. The surname Viswamitra is habitual in the United States, where it is an extremely rare surname, and India. More prevalently, Viswamitra is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Viswamitra | India, United States |
| mysore a. viswamitra Indian molecular biophysicist and crystallographer (1932–2001), IN (b. 1932) |
|