Last name Ньи (Nyi 
, Ньи 
) , all over the world, is a widespread family name. The cognomen Ньи is habitual in Myanmar, where it is a widespread surname, Mongolia, where it is a common surname, and Malaysia, where it is quite a rare surname. Not in comparison with a country's population, it is the most numerous in Myanmar, Mongolia, and Indonesia. Likewise, Ньи is the forename as well as the last name.