Surname Ладия (Ladiya 
, Ладия 
, Ladija 
) , around the world, is quite a rare family name. The surname Ладия is habitual in Sub-Saharan Africa, particularly the Democratic Republic of the Congo, where it is a rare surname, Ethiopia, and Nigeria, where it is a very rare surname. Not in comparison with a country's population, the name is most common in India, the Democratic Republic of the Congo, and Ethiopia. Also, Ладия is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ladiya | Democratic Republic of the Congo, Ethiopia, Nigeria, Malaysia, India |
| Ладия | Ukraine, Russia, Kazakhstan |
| Ladija | United States, Nigeria, Brazil, Indonesia |
| Ladiia | India |