Family name Чайка (Chaika 
, Чайка 
, Chayka 
, along with others...) , globally, is a common cognomen. The family name Чайка is characteristic of Eastern Europe, particularly Ukraine, where it is quite a common surname, Belarus, and Russia, where it is quite a rare surname. Much less frequently, Чайка is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Chaika | Russia, Malawi, Thailand, United States, Czechia |
| Чайка | Ukraine, Belarus, Russia, Kyrgyzstan, Kazakhstan |
| Chayka | Ukraine, Canada, Russia, United States, Czechia |
| Čajka | Slovakia, Croatia, Czechia |
| Tschaika | United States, Germany |
| Tschajka | Canada, Germany |
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днипрова чайка Ukrainian writer, UA (b. 1861) |
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| павел пятровіч чайка Belarusian soldier, BY (b. 1889) |
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| чайка варвара филипповна ukrainian actress, UA (b. 1897) |
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| чайка, григорий UA (b. 1890) |
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юрий яковлевич чайка Russian politician, RU (b. 1951) |
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чайка, валентин васильевич Russian politician, RU (b. 1953) |
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виктор чайка Soviet composer and poet, RU (b. 1958) |
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| чайка євген іванович UA (b. 1902) |
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| чайка степан UA (b. 1902) |
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чайка віктор володимирович politician, UA (b. 1962) |
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| яків ількович чайка Polish sculptor, UA (b. 1918) |
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| чайка василь ясонович UA (b. 1913) |
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| пайтан герасимович чайка RU (b. 1915) |
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чайка роман ярославович UA (b. 1968) |
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| чайка, фёдор васильевич UA (b. 1918) |
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