Cognomen Kiff (Kiff 
, 基夫 
) , throughout the world, is quite a rare last name. The family name Kiff is habitual in the United Kingdom, where it is a rare surname, New Zealand, and Ireland. In absolute terms, it most frequently occurs in the United Kingdom, the United States, and Canada. Also, Kiff is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kiff | Canada, Cameroon, United Kingdom, United States, Democratic Republic of the Congo |
| 基夫 | China |
| ken kiff painter (1935-2001), GB (b. 1935) |
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| kaleena kiff actress, producer, director, US (b. 1974) |
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| alice kiff candidate in United Kingdom General Election |
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| christopher kiff researcher (ORCID 0000-0002-0859-0231) |
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