Around the world, メオ (Meo 
, Maio , メオ 
) is quite a rare gender-neutral first name. The forename メオ is characteristic of Cabo Verde, where it is quite a common male name, Guinea-Bissau, where it is quite a rare masculine name, and Vietnam, where it is quite a rare gender-neutral name. Not in comparison with a country's population, it is commonest in Vietnam, Egypt, and Italy. More prevalently, メオ is the last name as well as the forename.