Cognomen Istancia-Sofrelle (Istancia-Sofrelle 
) , around the world, is an extremely rare surname. Much more prevalently, Istancia-Sofrelle is the forename as well as the last name. Parts of the name also exists independently as a first name Istancia.
| VARIANT | COUNTRY |
|---|---|
| Istancia-Sofrelle | Democratic Republic of the Congo |