Worldwide, Čajkovski (Čajkovski 
) is an extremely rare unknown gender given name. Much more frequently, Čajkovski is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Čajkovski | Croatia |
Cajkovski, Ceaikovski, Chaikivskyi, Chaikovski, Chaikovsky, Chaikovskyi, Chaykivsky, Chaykovsky, Czajkowscy, Czajkowski, Tchaikovsky, Tchaïkovski, Tschaikowski, Чайковские, Чайковский, Чайковскі, Чайковський, Чайківський, and チャイコフスキー