Cognomen Dooker (Dooker 
) , globally, is a very rare last name. The surname Dooker is characteristic of Australia, where it is a very rare surname, the United Kingdom, and the United States, where it is an extremely rare surname. Much less frequently, Dooker is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Dooker | United Kingdom, United States, Australia |