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