Family name Otsoka-Issongo (Otsoka-Issongo 
) , across the world, is a rare surname. The cognomen Otsoka-Issongo is habitual in Sub-Saharan Africa, particularly the Democratic Republic of the Congo, where it is a rare surname. Parts of the name also exists independently as a last name Otsoka, and a last name Issongo.
| VARIANT | COUNTRY |
|---|---|
| Otsoka-Issongo | Democratic Republic of the Congo |