Surname Masayi (Masayi 
) , in all the world, is a rare last name. The cognomen Masayi is characteristic of Sub-Saharan Africa, particularly Tanzania, where it is a rare surname, Kenya, and South Africa, where it is a very rare surname. Not in comparison with a country's population, the name is most common in Tanzania, Kenya, and India. Likewise, Masayi is the forename as well as the last name.