Last name Carentia (Carenza 
, Carence 
, Karenz 
) , around the globe, is quite a rare cognomen. The cognomen Carentia is habitual in Italy, where it is quite a rare surname, Switzerland, where it is a rare surname, and Belgium. In absolute terms, the name is most common in Italy, the United States, and Indonesia. Much less frequently, Carentia is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Carenza | Argentina, Italy, Brazil, United States, Indonesia |
| Carence | Brazil, United States, Malaysia, Philippines |
| Karenz | United States, Venezuela, Philippines |
| Carentia | United States |