Throughout the world, Cốc (Cốc 
) is a very rare epicene given name. The first name Cốc is habitual in South-eastern Asia, particularly Vietnam, where it is a very rare gender-neutral name. Likewise, Cốc is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Cốc | Vietnam |
| nguyễn nhiêu cốc (b. 1930) |
|