Surname Кихаи (Kixai 
, Кихаи 
, Kihai 
) , globally, is a very rare cognomen. The cognomen Кихаи is habitual in Georgia, where it is a very rare surname, Tanzania, and Russia. Much less frequently, Кихаи is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kixai | Georgia, Nicaragua |
| Кихаи, Kikhai | Russia |
| Kihai | Tanzania, United States |