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Family name Ajar (Haja
, Ajar
, Ажар
) , all around the world, is a common cognomen. The cognomen Ajar is habitual in Kyrgyzstan, where it is quite a common surname, United Arab Emirates, where it is quite a rare surname, and Brunei. Measured by absolute frequency, it is the most numerous in Indonesia, India, and Morocco. More frequently, Ajar is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Haja | Gambia, India, Madagascar, Indonesia, Morocco |
| Ajar | Saudi Arabia, Malaysia, India, Indonesia, Morocco |
| Ажар | Kazakhstan, Russia, Kyrgyzstan, Belarus, Azerbaijan |
| Cierr | Brazil, United States |