Cognomen Simunja (Simunja 
) , all over the world, is a very rare last name. The family name Simunja is habitual in Sub-Saharan Africa, particularly Namibia, where it is quite a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Simunja | Namibia |
| victor simunja Namibian politician, NA (b. 1958) |
|