Surname Karniotis (Karniotis 
) , in the world, is a very rare family name. The last name Karniotis is habitual in Greece, where it is a very rare surname, and the United States, where it is an extremely rare surname. Very seldom, Karniotis is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Karniotis | Greece, United States |