Across the world, Calcea (Kaus 
, Kous 
, Calcea 
) is a rare mostly boy's, but uncommonly feminine first name. The given name Calcea is characteristic of Algeria, where it is a rare boy's name, Tunisia, and India, where it is a very rare mostly male, but seldom female name. More prevalently, Calcea is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Kaus | Germany, Malaysia, Poland, United States, India |
| Kous | Austria, Algeria, United States, India, Democratic Republic of the Congo |
| Calcea | Romania, Italy, Moldova, United States, France |