Cognomen 克里夫 (Cliff 
, Clif 
, Cleef 
) , across the world, is a common family name. The last name 克里夫 is habitual in Malta, where it is quite a rare surname, the United Kingdom, and Cameroon. In absolute terms, this name is the most popular in the United Kingdom, the United States, and Kenya. More prevalently, 克里夫 is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Cliff | Democratic Republic of the Congo, Kenya, Canada, United Kingdom, United States |
| Clif | Democratic Republic of the Congo, Indonesia, Canada, United Kingdom, United States |
| Cleef | Democratic Republic of the Congo, Philippines, United Kingdom, South Africa, United States |
| 克里夫 | China |