Cognomen Jokna (Jokna 
) , in the world, is an extremely rare family name. The surname Jokna is characteristic of Northern America, particularly the United States, where it is an extremely rare surname. Predominantly, Jokna is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Jokna | Indonesia, Philippines, Australia, United States, India |