Family name Koek (Kuku 
, Koek 
, Couque 
) , globally, is a common cognomen. The family name Koek is characteristic of Turkey, where it is quite a common surname, Netherlands, where it is quite a rare surname, and Sudan. Measured by absolute frequency, this name is the most popular in Turkey, Nigeria, and Sudan. Much less frequently, Koek is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kuku | Netherlands, Sudan, Nigeria, India, Turkey |
| Koek | India, Netherlands, Malaysia, Indonesia, Myanmar |
| Couque | United Kingdom, Spain, Netherlands, China, France |
| Kök | Saudi Arabia, Netherlands, France, Turkey, Germany |
| catharina johanna koek (b. 1763) |
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ties koek Dutch politician (1939-2014), NL (b. 1939) |
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| engel koek Dutch Righteous Among the Nations, NL (b. 1899) |
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| jannigje koek Dutch Righteous Among the Nations, NL (b. 1902) |
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bobbie koek Dutch actor and television actor, NL (b. 1985) |
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rudy koek Dutch speed skater, NL (b. 1986) |
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| kristien koek NL (b. 1926) |
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| martin koek Dutch tennis player (b. 1952) |
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| marike koek Dutch actor and politician, NL (b. 1953) |
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| paul koek Dutch theatrical producer, NL (b. 1954) |
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| wijo koek Dutch screenwriter, NL (b. 1958) |
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| richard koek (b. 1953) |
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| gerard koek (b. 1954) |
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| tekela koek NL (b. 1955) |
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| bas koek volleyball player (b. 1968) |
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