Family name Petrosjan (Петросян 
, Petrosjan 
, پتروسیان) , across the world, is a common last name. The last name Petrosjan is characteristic of Eastern Europe, particularly Russia, where it is quite a common surname, Belarus, where it is quite a rare surname, and Ukraine. Also, Petrosjan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Петросян | Russia, Belarus, Kazakhstan, Ukraine, Armenia |
| Petrosjan | Netherlands, Germany, Slovakia, Estonia, United States |
Bedrosian, Bedrossian, Petrosian, Petrossian, Petrosyan, and Петросйан
| arfo avetisovna petrosjan (b. 1909) |
|
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| isabella petrosjan Soviet-German violonist, BY (b. 1939) |
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