In the entire world, Istepan (Istepan 
) is a very rare male given name. The forename Istepan is characteristic of Southern Asia, particularly India, where it is an extremely rare masculine name. Very seldom, Istepan is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Istepan | Turkey, Mexico, United States, India, Argentina |