Surname Cloo (Cloo 
) , across the world, is a rare last name. The family name Cloo is habitual in Netherlands, where it is quite a rare surname, France, where it is a very rare surname, and the United States. Very seldom, Cloo is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Cloo | Spain, United States, Canada, France, Netherlands |
| pieter cloo Dutch civil servant and Chief Officer, NL (b. 1958) |
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