Surname Ругин (Rugin 
, Ругин 
, Rougine 
) , all over the world, is a rare family name. The cognomen Ругин is characteristic of Latvia, where it is quite a rare surname, Bulgaria, where it is a rare surname, and Italy, where it is a very rare surname. Not in comparison with a country's population, it is the most numerous in Russia, Italy, and Latvia. Likewise, Ругин is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Rugin | Italy, Malaysia, Philippines, India, Brazil |
| Ругин | Kyrgyzstan, Kazakhstan, Russia |
| Rougine | United States |
| Rugins | Australia, Latvia |
| ругин, роман прокопьевич Russian writer, RU (b. 1939) |
|
|
| ругин, ритвар Latvian association football player, LV (b. 1989) |
|