Cognomen Bunnu (Bunnu 
) , throughout the world, is a rare last name. The cognomen Bunnu is characteristic of Tanzania, where it is a very rare surname, Nigeria, and Thailand, where it is an extremely rare surname. Measured by absolute frequency, it is the most numerous in Nigeria, India, and Tanzania. More frequently, Bunnu is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Bunnu | Nigeria, United States, Thailand, Tanzania, India |