Across the world, Сидикжан (Сидикжан 
, Sydykzhan ) is a rare male given name. The forename Сидикжан is habitual in Azerbaijan, where it is quite a rare masculine name, Kazakhstan, where it is a rare male name, and Kyrgyzstan. Very seldom, Сидикжан is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Сидикжан | Azerbaijan, Kyrgyzstan, Kazakhstan, Russia |
| Sydykzhan | Kazakhstan |