Last name Chethaiah (Chethaiah 
) , globally, is an extremely rare family name. The family name Chethaiah is habitual in Southern Asia, particularly India, where it is an extremely rare surname. Much more prevalently, Chethaiah is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Chethaiah | India |
Pilli, Mektoti, and Vedicherla