Cognomen Suup (Suup 
) , across the world, is a very rare last name. The cognomen Suup is habitual in Northern Europe, particularly Estonia, where it is quite a rare surname, Sweden, where it is a rare surname, and Finland, where it is a very rare surname. In absolute terms, it is the most numerous in Sweden, Estonia, and Malaysia. Very seldom, Suup is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Suup | Sweden, Estonia, Malaysia, Finland, India |
| august suup Estonian military personnel, EE (b. 1898) |
|