Around the globe, Kotnik (Kotnik 
) is an extremely rare unknown gender forename. Much more prevalently, Kotnik is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Kotnik | Germany, United States, Austria, Slovenia, Sierra Leone |
| drago kotnik SI (b. 1927) |
|
|
| bogdan kotnik SI (b. 1978) |
|
|
| domen kotnik SI |
|
|
| matic kotnik Slovenian footballer, SI (b. 1990) |
|