Globally, Charlson (Charlson 
) is a rare masculine forename. The given name Charlson is habitual in Philippines, where it is a rare boy's name, Indonesia, where it is a very rare male name, and Brazil, where it is an extremely rare primarily masculine, but scarcely female name. More frequently, Charlson is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Charlson | Australia, Philippines, United Kingdom, United States, Indonesia |