Around the globe, Clerius (Clerius 
) is a rare male first name. The forename Clerius is characteristic of Sub-Saharan Africa, particularly the Democratic Republic of the Congo, where it is a rare boy's name. Very seldom, Clerius is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Clerius | Switzerland, United States, Brazil, Democratic Republic of the Congo |