Family name Usanga (Usanga 
) , around the world, is quite a rare surname. The cognomen Usanga is habitual in Sub-Saharan Africa, particularly Nigeria, where it is quite a rare surname, Zimbabwe, where it is a rare surname, and Tanzania. Likewise, Usanga is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Usanga | Tanzania, Zimbabwe, India, United States, Nigeria |
| brian david usanga Nigerian archbishop (1928-2005) (b. 1928) |
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| victor u usanga researcher |
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