Last name ニーロ (Nilo 
, Niro , Niilo 
) , throughout the world, is a common cognomen. The family name ニーロ is characteristic of Qatar, where it is quite a common surname, Chile, and Estonia, where it is quite a rare surname. In absolute terms, this name is the most popular in Philippines, Italy, and Chile. More prevalently, ニーロ is the forename as well as the last name.