Family name Krishnayya (Krishnayya 
) , around the globe, is a rare cognomen. The cognomen Krishnayya is habitual in India, where it is a very rare surname, Australia, and the United States, where it is an extremely rare surname. More prevalently, Krishnayya is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Krishnayya | Singapore, India, Australia, United States, China |