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Cognomen Kalapun (Kalapun
, Калапунь
) , across the world, is a rare last name. The last name Kalapun is habitual in Ukraine, where it is a rare surname, Thailand, where it is a very rare surname, and Russia. In absolute terms, it most frequently occurs in Ukraine, India, and Russia. Very seldom, Kalapun is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kalapun | Ukraine, India, Thailand, Germany, Canada |
| Калапунь | Ukraine, Russia |