Cognomen Дяков (Djakov 
, Dyakov 
, Diakov 
) , in the world, is quite a common last name. The surname Дяков is habitual in Bulgaria, where it is quite a common surname, Malta, where it is quite a rare surname, and Estonia. Measured by absolute frequency, it is the most numerous in Eastern Europe, particularly Bulgaria, Russia, and Ukraine.
| VARIANT | COUNTRY |
|---|---|
| Djakov | Estonia, Czechia, Russia, United States, Serbia |
| Dyakov | Estonia, Bulgaria, Russia, United States, Israel |
| Diakov | Bulgaria, Russia, United States, Israel, Afghanistan |
| Дяков | Ukraine, Kazakhstan, Belarus, Bulgaria, Russia |
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антон дяков Bulgarian film director, BG (b. 1864) |
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| сотир дяков BG (b. 1854) |
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| григор дяков BG (b. 1865) |
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антон дяков Swiss singer and opera singer (1934-2016), BG (b. 1934) |
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любчо дяков Bulgarian sport shooter, BG (b. 1954) |
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| дяко дяков BG (b. 1894) |
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| милан дяков BG (b. 1898) |
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богомил дяков Bulgarian footballer, BG (b. 1984) |
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светослав дяков Bulgarian footballer, BG (b. 1984) |
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костадин дяков Bulgarian footballer, BG (b. 1985) |
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| александър дяков BG (b. 1932) |
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кристиян дяков association football player, BG (b. 1993) |
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| иван дяков Bulgarian folk singer, BG (b. 1954) |
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| илия дяков Bulgarian association football player, BG (b. 1963) |
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| данчо дяков BG (b. 1965) |
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Лев, Ангел, Антон, Артем, Артём, Борис, Ганна, Павло, Павел, Петро, Петко, Пилип, Давид, Денис, Назар, Надія, Вадим, Лілія, Лідія, Любов, Жанна, Ольга, Мусій, Марія, Марин, Кирил, Яни, Коля, Адам, Асен, Петр, Димо, Диян, Дяко, Влад, Олег, Ивайло, Илья, Егор, Ілля, Іван, Інна, Ігор, Юрий, Юрій, Єгор, Петър, Костя, Иван, and Игорь