In the world, Ken-Ken (Ken-Ken 
) is a very rare gender-neutral first name. The first name Ken-Ken is characteristic of South-eastern Asia, particularly Philippines, where it is a very rare gender-neutral name. Likewise, Ken-Ken is the last name as well as the forename. Parts of the name also exists independently as a first name Ken, and a first name Ken.
| VARIANT | COUNTRY |
|---|---|
| Ken-Ken | Philippines, Japan |