Surname Modao (Modao 
) , in the world, is a very rare cognomen. The surname Modao is characteristic of South Africa, where it is a very rare surname, Philippines, where it is an extremely rare surname, and the United States. Not in comparison with a country's population, the name is most common in South Africa, Philippines, and India. Much less frequently, Modao is the forename as well as the last name.