Cognomen Сутер (Suter 
, Souter 
, Сутер 
) , in the entire world, is a common family name. The last name Сутер is characteristic of Switzerland, where it is a common surname, Liechtenstein, where it is quite a common surname, and Eswatini. In absolute terms, it most frequently occurs in Switzerland, the United States, and the United Kingdom. Much less frequently, Сутер is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Suter | Switzerland, United Kingdom, Bangladesh, United States, Australia |
| Souter | Switzerland, United Kingdom, United States, Germany, Australia |
| Сутер | Ukraine, Russia, Kazakhstan |