Family name Atanassow (Atanassow 
, Атанасов 
, Атанассов ) , globally, is a common cognomen. The last name Atanassow is characteristic of Eastern Europe, particularly Bulgaria, where it is a common surname, Ukraine, where it is a rare surname, and Russia.
| VARIANT | COUNTRY |
|---|---|
| Atanassow | Spain, Germany |
| Атанасов | Bulgaria, Kazakhstan, Belarus, Ukraine, Russia |
| Атанассов | Russia |
Atanasov, Atanasova, Atanassoff, Atanassowa, and Athanasov
| barbara atanassow DE (b. 1941) |
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| peter atanassow DE (b. 1968) |
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| daniela atanassow |
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