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 | Spain, Georgia, Italy, Brazil, Mexico |
| Заира | Kyrgyzstan, Russia, Kazakhstan, Belarus, Armenia |
| Сайра | Kyrgyzstan, Russia, Kazakhstan, Ukraine, Armenia |
| Зайра | Azerbaijan, Kyrgyzstan, Russia, Kazakhstan, Ukraine |