Last name Тоноян (Тоноян 
, Tonoyan 
, Tonoian 
) , throughout the world, is quite a common surname. The family name Тоноян is habitual in Armenia, where it is quite a common surname, Georgia, where it is quite a rare surname, and Russia. Likewise, Тоноян is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Тоноян | Kazakhstan, Belarus, Armenia, Russia, Ukraine |
| Tonoyan | Armenia, Georgia, United States, Germany, Russia |
| Tonoian | Georgia, Canada, United States, Germany, Russia |
| агасий станиславович тоноян basketball player, RU (b. 1998) |
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