Family name Seyo (Seyo 
) , all over the world, is a rare cognomen. The family name Seyo is characteristic of Sub-Saharan Africa, particularly Ivory Coast, where it is a rare surname, the Democratic Republic of the Congo, and Ethiopia. In absolute terms, the name is most common in Sub-Saharan Africa, particularly Ethiopia, Nigeria, and the Democratic Republic of the Congo. Likewise, Seyo is the forename as well as the last name.