Throughout the world, คูเปอร์ (Couper 
, Kuppers 
, คูเปอร์ 
) is a very rare epicene first name. The forename คูเปอร์ is characteristic of Australia and New Zealand, particularly Australia, where it is a very rare masculine name. Predominantly, คูเปอร์ is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Couper | United Kingdom, Australia, United States, Canada, New Zealand |
| Kuppers | United Kingdom, Australia, United States, Canada, Netherlands |
| คูเปอร์ | Thailand |
| Coopper | United Kingdom, United States, Canada, Brazil, New Zealand |