Cognomen 尼基 (Niki 
, Nicky , 尼基 
) , across the world, is a common last name. The cognomen 尼基 is habitual in Greece, where it is a common surname, Curacao, where it is quite a common surname, and North Macedonia, where it is quite a rare surname. Not in comparison with a country's population, it is the most numerous in Greece, Indonesia, and Cameroon. More frequently, 尼基 is the forename as well as the last name.