Family name Kamusi (Kamusi 
) , all over the world, is a very rare surname. The surname Kamusi is characteristic of Tanzania, where it is a very rare surname, Brazil, where it is an extremely rare surname, and India. Likewise, Kamusi is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kamusi | Nigeria, Brazil, Tanzania, South Africa, India |