Cognomen Kelchevskaya (Kelchevskaya 
, Кельчевская 
) , globally, is a very rare surname. The cognomen Kelchevskaya is characteristic of Belarus, where it is a very rare surname, Russia, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Kelchevskaya | United States |
| Кельчевская | Russia, Belarus |
| yelena kelchevskaya Soviet athletics competitor (b. 1955) |
|