Last name Nyinyi (Nyinyi 
) , in the world, is a common family name. The surname Nyinyi is habitual in Myanmar, where it is quite a common surname, Malaysia, where it is a very rare surname, and South Africa. Not in comparison with a country's population, the name is most common in Myanmar, Nigeria, and Malaysia. Likewise, Nyinyi is the forename as well as the last name.