Family name Cliiff (Cliiff 
) , throughout the world, is an extremely rare last name. The family name Cliiff is characteristic of New Zealand, where it is a very rare surname, Mexico, where it is an extremely rare surname, and the United Kingdom. Very seldom, Cliiff is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Cliiff | New Zealand, United States, Mexico, United Kingdom |