Cognomen Avenir (Avenir 
, Авенир 
, Авенір ) , around the world, is quite a rare last name. The cognomen Avenir is habitual in Cameroon, where it is quite a rare surname, North Macedonia, where it is a rare surname, and Philippines. Measured by absolute frequency, the name is most common in Philippines, the Democratic Republic of the Congo, and Cameroon. More frequently, Avenir is the forename as well as the last name.