Last name Martirosyants (Martirosyants 
, Мартиросьянц 
, Мартиросянц 
) , throughout the world, is a rare surname. The surname Martirosyants is habitual in Russia, where it is a rare surname, Belarus, where it is a very rare surname, and Kazakhstan. In absolute terms, it most frequently occurs in Russia, Ukraine, and Canada.
| VARIANT | COUNTRY |
|---|---|
| Martirosyants | Canada, Russia |
| Мартиросьянц | Kazakhstan, Russia |
| Мартиросянц | Russia, Ukraine, Belarus |
Мартиросянтс, Мартиросянць, Мартіросьянц, Мартіросянц, and Мартіросянць