Cognomen Slieh (Slieh 
) , in all the world, is a very rare surname. The surname Slieh is habitual in South Africa, where it is a very rare surname, Germany, where it is an extremely rare surname, and India. Very seldom, Slieh is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Slieh | Germany, India, United States, South Africa |