Surname オグ (Ugochukwu 
, Ogu 
, オグ 
) , in the entire world, is a widespread cognomen. The last name オグ is habitual in Nigeria, where it is quite a common surname, Niger, where it is quite a rare surname, and Iceland. In absolute terms, it is the most numerous in Sub-Saharan Africa, particularly Nigeria, Niger, and Ghana. Also, オグ is the forename as well as the last name.