Cognomen Silenga (Silenga 
) , throughout the world, is a rare last name. The family name Silenga is characteristic of Zambia, where it is quite a rare surname, South Africa, where it is a very rare surname, and the United Kingdom, where it is an extremely rare surname. Much less frequently, Silenga is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Silenga | Zambia, South Africa, United Kingdom, United States, India |