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 | India, Canada, United States, Russia, Turkey |
| Culkin | Australia, United Kingdom, Ireland, United States, Indonesia |
| Калкин | Russia, Kazakhstan, Kyrgyzstan |
| Kalkins | United States |