Cognomen Noki (Noki 
, Ноки 
) , all around the world, is quite a rare surname. The last name Noki is characteristic of Papua New Guinea, where it is quite a rare surname, Japan, and the Democratic Republic of the Congo. In absolute terms, the name is most common in Japan, the Democratic Republic of the Congo, and Indonesia. Also, Noki is the forename as well as the last name.