Surname Дубко (Dubko 
, Дубко 
, Doubko 
) , all over the world, is quite a rare family name. The family name Дубко is habitual in Belarus, where it is quite a rare surname, Latvia, and Ukraine, where it is a rare surname. In absolute terms, it is commonest in Eastern Europe, particularly Russia, Belarus, and Ukraine. Much less frequently, Дубко is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Dubko | Russia, Czechia, Belarus, Latvia, Poland |
| Дубко | Kazakhstan, Russia, Kyrgyzstan, Belarus, Ukraine |
| Doubko | United Kingdom, United States, Australia |
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дубко, виталий фёдорович Soviet sports coach, RU (b. 1936) |
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| аляксандр іосіфавіч дубко Belarusian politician, BY (b. 1938) |
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| дубко валерій олексійович Ph.D. Institute of Mathematics, Ukrainian Academy of Science 1979, UA (b. 1947) |
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| дубко юрій павлович association football player, UA (b. 1963) |
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| аляксандр аляксандравіч дубко Belarusian politician |
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| валерий викторович дубко Ukrainian footballer, UA |
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