Surname Kayeni (Kayeni 
) , in the entire world, is a very rare last name. The surname Kayeni is habitual in South Africa, where it is a very rare surname, Nigeria, where it is an extremely rare surname, and the United States. More prevalently, Kayeni is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kayeni | Tanzania, South Africa, Nigeria, Nepal, United States |