Family name Лойко (Лойко 
, Loyko 
, Loiko 
) , worldwide, is quite a common cognomen. The family name Лойко is characteristic of Belarus, where it is quite a common surname, Latvia, where it is quite a rare surname, and Ukraine. In absolute terms, it most frequently occurs in Eastern Europe, particularly Belarus, Ukraine, and Russia.
| VARIANT | COUNTRY |
|---|---|
| Лойко | Kazakhstan, Belarus, Ukraine, Kyrgyzstan, Russia |
| Loyko | Brazil, Belarus, United States, Germany, Russia |
| Loiko | Brazil, Belarus, Latvia, United States, Russia |
|
иван лойко Russian flying ace, BY (b. 1892) |
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| михаил фёдорович лойко BY (b. 1892) |
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| григорій лойко Ukrainian actor, UA (b. 1904) |
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| лойко, наталия всеволодовна RU (b. 1908) |
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| лойко, григорий антонович Hero of the Soviet Union, RU (b. 1923) |
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| лойко, олег антонович Belarusian writer, translator and poet (1931-2008), BY (b. 1931) |
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| алексей герасимович лойко UA (b. 1939) |
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| лойко, пётр фёдорович UA (b. 1939) |
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Зоя, Лина, Ліля, Жана, Олег, Илья, Инна, Иван, Емма, Егор, Саша, Яків, Эмма, Ілля, Іван, Інна, Ігор, Юлия, Юлія, Юрий, Юрій, Єгор, Леся, Лада, Віра, Віта, Лев, Оля, Ида, Яна, Єва, Єня, Катя, Марк, Алия, Алла, Мария, Анна, Петр, Пётр, Дар'Я, Дима, Діна, Неля, Ника, Нина, Ніна, Вера, Адам, and Марат