Cognomen Żu (Zoo 
, Żu 
) , around the globe, is quite a common last name. The surname Żu is characteristic of Cameroon, where it is quite a rare surname, Algeria, and Oman. In absolute terms, it is commonest in Egypt, Algeria, and Cameroon. Likewise, Żu is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Zoo | Egypt, Bangladesh, France, Algeria, Cameroon |
| Żu | Poland |