Surname Kayestha (Kayestha 
) , in the world, is a rare cognomen. The cognomen Kayestha is characteristic of Nepal, where it is a rare surname, Australia, where it is a very rare surname, and the United Kingdom, where it is an extremely rare surname. In absolute terms, it is commonest in Nepal, India, and Australia. Very seldom, Kayestha is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kayestha | Nepal, India, United Kingdom, Australia |