Cognomen Unsa (ونسة 
, Unsa 
, Onza 
) , in the entire world, is quite a rare family name. The family name Unsa is habitual in Philippines, where it is quite a rare surname, Sudan, where it is a rare surname, and United Arab Emirates. Not in comparison with a country's population, it most frequently occurs in Philippines, Sudan, and Indonesia. More prevalently, Unsa is the forename as well as the last name.