Cognomen Мостовои (Мостовои 
, Mostovoi 
) , worldwide, is a rare last name. The family name Мостовои is characteristic of Moldova, where it is quite a rare surname, Estonia, where it is a rare surname, and Russia. In absolute terms, it is the most numerous in Russia, Moldova, and Israel.
| VARIANT | COUNTRY |
|---|---|
| Мостовои | Russia |
| Mostovoi | Moldova, Israel, Argentina, United States, Russia |