Cognomen סוסלוב (Suslov 
, סוסלוב 
) , globally, is quite a rare family name. The cognomen סוסלוב is characteristic of Estonia, where it is quite a rare surname, Cyprus, and Belarus, where it is a rare surname. Not in comparison with a country's population, this name is the most popular in Russia, Belarus, and the United States. Very seldom, סוסלוב is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Suslov | Belarus, Estonia, United States, Germany, Russia |
| סוסלוב | Israel |