Surname Gidja (Gidja 
) , in the entire world, is a very rare family name. The cognomen Gidja is characteristic of Sub-Saharan Africa, particularly South Africa, where it is a rare surname. Also, Gidja is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Gidja | Australia, India, Thailand, South Africa, Poland |