Family name Aghajanyan (Агаджанян 
, Aghajanyan 
) , all over the world, is quite a common surname. The last name Aghajanyan is characteristic of Armenia, where it is quite a common surname, Russia, where it is quite a rare surname, and Belarus. Measured by absolute frequency, it most frequently occurs in Russia, Armenia, and Ukraine.
| VARIANT | COUNTRY |
|---|---|
| Агаджанян | Kazakhstan, Russia, Belarus, Bulgaria, Ukraine |
| Aghajanyan | Armenia, Belgium, United Arab Emirates, Spain, United States |
Agadshanjan, Agadzhanov, Agadzhanyan, Aghajanian, and Агаджанов
| gerasim aghajanyan AZ (b. 1911) |
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| gevorg aghajanyan AZ (b. 1931) |
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| rafayel aghajanyan MD (b. 1950) |
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| eduard aghajanyan Armenian politician, AM (b. 1988) |
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Al, Dina, Gago, Gugo, Tiko, Nare, Nona, Eric, Erik, Emma, Hayk, Hovo, Vahe, Inna, Irma, Zara, Zori, Maria, Marat, Silva, Suren, Sevak, Rozi, Syuzi, Roza, Aziz, Ani, Ara, Art, Ash, Gor, Mari, Mary, Manu, Mane, Meri, Miqo, Mher, Suzy, Sona, Alex, Ando, Anna, Anet, Aram, Arus, Abul, Karo, and Anush