Last name Kiereini (Kiereini 
) , across the world, is a rare surname. The cognomen Kiereini is characteristic of Kenya, where it is quite a rare surname, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Kiereini | Kenya, United States |
| eunice muringo kiereini Kenyan nurse (b. 1939) |
|