Cognomen Kwaje (Kwaje 
) , all around the world, is a rare family name. The cognomen Kwaje is habitual in Kenya, where it is a rare surname, South Africa, where it is an extremely rare surname, and Canada. Measured by absolute frequency, it most frequently occurs in Sub-Saharan Africa, particularly Kenya, Nigeria, and South Africa. Also, Kwaje is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kwaje | South Africa, Kenya, Nigeria, South Sudan, Canada |
| samson l. kwaje South Sudanese politician, SS (b. 1946) |
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| nelson kwaje South Sudanese peace tech activist, SS |
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| agnes losuba kwaje South Sudanese politician |
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