Surname Zaira (Zaira 
, Заира 
, Сайра 
) , in all the world, is a common cognomen. The cognomen Zaira is habitual in Georgia, where it is a common surname, Kyrgyzstan, where it is quite a common surname, and Mexico. More prevalently, Zaira is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Zaira | Brazil, Spain, Georgia, Mexico, Italy |
| Заира | Kazakhstan, Belarus, Armenia, Kyrgyzstan, Russia |
| Сайра | Kazakhstan, Armenia, Kyrgyzstan, Russia, Ukraine |
| Зайра | Kazakhstan, Kyrgyzstan, Azerbaijan, Russia, Ukraine |