Family name Venketachalam (Venketachalam 
) , in the entire world, is a very rare last name. The last name Venketachalam is habitual in India, where it is an extremely rare surname, and the United States. Much less frequently, Venketachalam is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Venketachalam | India, South Africa, United States |