Cognomen Nosca (Nosca 
) , in the world, is a very rare family name. The family name Nosca is habitual in Germany, where it is an extremely rare surname, the United States, and Venezuela. In absolute terms, it most frequently occurs in the United States, Germany, and Philippines. More prevalently, Nosca is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Nosca | Germany, South Africa, Philippines, United States, Democratic Republic of the Congo |