Throughout the world, Charles Frederick (Charles Frederick 
) is a very rare predominantly masculine, but very seldom girly first name. The given name Charles Frederick is habitual in South-eastern Asia, particularly Philippines, where it is a very rare masculine name. Much less frequently, Charles Frederick is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Charles Frederick | United Kingdom, Costa Rica, Spain, Philippines, Nigeria |
Carl Frederik, Carlo Federico, Carlos Frederico, Karl Fredrik, and Karl Friedrich
|
charles frederick hughes American admiral, US (b. 1866) |
|
| charles frederick conklin US carom player and world champion, US (b. 1866) |
|