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Throughout the world, Zainullin (Зайнуллин
, Zainullin
, Заинуллин
) is an extremely rare masculine forename. Much more frequently, Zainullin is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Зайнуллин | Kazakhstan, Kyrgyzstan, Russia, Ukraine |
| Zainullin | Kazakhstan, Estonia, Russia, Spain, United States |
| Заинуллин | Kazakhstan, Russia |