Across the world, Nayumi (Nayumi 
) is a rare predominantly girly, but very seldom masculine given name. The first name Nayumi is habitual in Brazil, where it is a very rare largely female, but infrequently male name, Indonesia, where it is a very rare female name, and Mexico, where it is an extremely rare girly name. Not in comparison with a country's population, it most frequently occurs in India, Indonesia, and Brazil. Also, Nayumi is the last name as well as the forename.