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Globally, Bayko (Байко
, Bayko
, Баико
) is a very rare dominantly male, but seldom girly forename. The given name Bayko is characteristic of Eastern Europe, particularly Bulgaria, where it is a rare male name. Much more prevalently, Bayko is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Байко | Kazakhstan, Russia, Bulgaria, Belarus, Ukraine |
| Bayko | Canada, Turkey, Poland, United States, Romania |
| Баико | Russia |