Cognomen Koka (Koka 
, Кока 
, Kokata 
) , across the world, is a common surname. The surname Koka is habitual in Albania, where it is quite a common surname, Libya, and Egypt. In absolute terms, it is commonest in Egypt, India, and the Democratic Republic of the Congo. Likewise, Koka is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Koka | Egypt, Libya, India, Democratic Republic of the Congo, Algeria |
| Кока | Ukraine, Kazakhstan, Russia, Azerbaijan, Armenia |
| Kokata | United States, India, Japan, South Africa |
| 効果 | China |
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mirza aziz koka Mughal noble (b. 1542) |
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| qutubuddin koka Mughal subahdar of Bengal Subah (b. 1569) |
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| koka farer Victim of the Holocaust, UA (b. 1903) |
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| hetë koka (b. 1898) |
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| zaho koka Albanian biographer (1920-1944), AL (b. 1920) |
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| juliska koka Finnish singer (1924-2011), FI (b. 1924) |
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koka nikoladze Georgian composer, GE (b. 1989) |
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| juliette koka FI (b. 1930) |
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| mustafë koka XK (b. 1931) |
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| koka ignatovi (b. 1937) |
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| koka ramishvili artist, GE (b. 1956) |
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| silvestry francis koka Tanzanian Member of Parliament, TZ (b. 1965) |
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| nertila koka Albanian actor, AL (b. 1966) |
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| juantxo koka Spanish pelotari, ES (b. 1973) |
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| buay koka college basketball player (2018–2020) Tulane |
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