In all the world, Калкин (Kalkin 
, Culkin 
, Калкин 
) is a very rare male first name. Much more prevalently, Калкин is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Kalkin | Russia, Turkey, Canada, United States, India |
| Culkin | Australia, Indonesia, United Kingdom, United States, Ireland |
| Калкин | Kazakhstan, Russia, Kyrgyzstan |
| Kalkins | United States |