Family name Kosper (Kosper 
) , in the entire world, is a rare surname. The surname Kosper is characteristic of Egypt, where it is a very rare surname, Germany, and Canada, where it is an extremely rare surname. Not in comparison with a country's population, this name is the most popular in Egypt, Germany, and the United States. Very seldom, Kosper is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kosper | Spain, India, Egypt, Germany, United States |