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Surname Jak (Jak
, จักร
, Джек
) , throughout the world, is a common family name. The surname Jak is habitual in Algeria, where it is quite a rare surname, Mongolia, and Syria. Measured by absolute frequency, it is commonest in Indonesia, Algeria, and Egypt. Likewise, Jak is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Jak | Morocco, Indonesia, Iraq, Egypt, Algeria |
| จักร | Thailand |
| Джек | Ukraine, Russia, Kyrgyzstan, Kazakhstan |
| ژاک | Iran |