Cognomen Delak (Delak 
) , in the world, is a rare surname. The surname Delak is characteristic of Slovenia, where it is quite a rare surname, Croatia, where it is a rare surname, and Turkey. Likewise, Delak is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Delak | Turkey, Poland, India, Indonesia, Slovenia |
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ferdo delak (b. 1905) |
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katja delak AT (b. 1914) |
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anton delak Slovene politician (1927-2002), SI (b. 1927) |
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| franjo ivan delak IT (b. 1896) |
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| maja delak Slovene dancer, SI (b. 1969) |
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| tjaša delak badminton player, SI (b. 1989) |
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| boštjan delak SI |
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