Around the globe, 卡伦 (Callen 
, 卡伦 
, Cullon 
) is a rare epicene first name. The first name 卡伦 is habitual in Australia, where it is a rare male name, the United States, where it is a rare mostly male, but seldom girly name, and South Africa, where it is a very rare largely male, but uncommonly feminine name. Not in comparison with a country's population, the name is most common in the United States, China, and Australia. More frequently, 卡伦 is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Callen | United Kingdom, Kenya, Australia, United States, France |
| 卡伦 | China |
| Cullon | United Kingdom, Philippines, Colombia, United States, Canada |
| Cullerne | Canada, United Kingdom, Australia |
Callan, Caren, Carin, Carlen, Caron, Carran, Carron, Catalina, Catarina, Caterina, Catharina, Catharine, Catherine, Cathie, Cathrine, Cathryn, Catrin, Chatrine, Cullen, Ekaterina, Ekaterine, Iekaterina, Jekaterina, Jekatěrina, Kaaren, Kaarina, Kaisa, Kajsa, Kallen, Kalon, Kalun, Karan, Kareen, Karen, Karin, Karina, Karlen, Karon, Karran, Katalin, Katalina, Katariina, Katarina, Kataryna, Katarzyna, Katarína, Katerina, Kateřina, Katharina, Katherine,
卡伦 is also a prevalent name for the fictitious and mythical characters: Power Girl , the fictional character, Injustice 2; Karen Plankton , the fictional character in SpongeBob SquarePants; Karen Page , the fictional character in Marvel Comics, Daredevil; Bumblebee , the DC Comics character, Teen Titans and Karen Vick , the Fictional Character: Santa Barbara Police Department Chief, Psych, and in many other works.