Family name Anthonia (Anthonia 
, Антониа 
) , all around the world, is a common cognomen. The cognomen Anthonia is habitual in Sub-Saharan Africa, particularly Nigeria, where it is quite a common surname, Niger, where it is a rare surname, and Cameroon. Not in comparison with a country's population, the name is most common in Nigeria, Indonesia, and Cameroon. Likewise, Anthonia is the forename as well as the last name.