Last name Cek (Cek 
, Chek 
, Check 
) , in the entire world, is a common surname. The surname Cek is habitual in Macao, where it is quite a common surname, Malaysia, and Mauritania, where it is quite a rare surname. In absolute terms, it is the most numerous in Malaysia, the United States, and Indonesia. Likewise, Cek is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Cek | France, Malaysia, Indonesia, United States, India |
| Chek | Kenya, Malaysia, Indonesia, United States, Algeria |
| Check | Malaysia, Indonesia, United States, India, Taiwan |
| Cheque | France, Malaysia, India, United States, Brazil |
| stjepan cek SI (b. 1913) |
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| davorin cek SI (b. 1919) |
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| danijel cek SI (b. 1972) |
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