Family name Iyavu (Iyavu 
) , all around the world, is a rare cognomen. The cognomen Iyavu is characteristic of Malaysia, where it is a rare surname, Tanzania, and South Africa, where it is an extremely rare surname. Much less frequently, Iyavu is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Iyavu | South Africa, Malaysia, United States, Tanzania, India |