Worldwide, Киф (Keefe 
, Keef 
, Киф 
) is quite a rare boy's given name. The first name Киф is habitual in Singapore, where it is a rare male name, Hong Kong, and the United States. Measured by absolute frequency, the name is most common in the United States, Indonesia, and Hong Kong. More frequently, Киф is the last name as well as the forename.