Surname Мкртумян (Мкртумян 
, Mkrtumyan 
, Mkrtoumian 
) , in the world, is quite a rare cognomen. The surname Мкртумян is habitual in Armenia, where it is quite a rare surname, Russia, and Lithuania, where it is a rare surname. Measured by absolute frequency, this name is the most popular in Russia, Armenia, and Ukraine. Also, Мкртумян is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Мкртумян | Kazakhstan, Russia, Ukraine, Armenia |
| Mkrtumyan | Spain, Lithuania, Russia, United States, Armenia |
| Mkrtoumian | Brazil, United States |