Cognomen Inja (Inja 
, Инжа 
) , in all the world, is quite a rare surname. The family name Inja is habitual in Nigeria, where it is a rare surname, Netherlands, and India. Measured by absolute frequency, it is commonest in India, Nigeria, and Ethiopia. Likewise, Inja is the forename as well as the last name.
| cor inja (b. 1903) |
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