Throughout the world, Didiek (Didiek 
) is quite a rare primarily masculine, but very infrequently feminine first name. The given name Didiek is habitual in South-eastern Asia, particularly Indonesia, where it is a rare predominantly male, but very seldom girly name. Very seldom, Didiek is the last name as well as the forename.
| VARIANT | COUNTRY |
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| Didiek | Malaysia, United States, Argentina, Indonesia |
| didiek nurhadi Indonesian association football player, ID (b. 1950) |
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| didiek hartantyo Indonesian banker, ID (b. 1961) |
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| didiek setiabudi hargono Indonesian politician (born 1966 in Ujung Pandang), ID (b. 1966) |
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| didiek budi utomo ID (b. 1957) |
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| didiek jatmiko ID (b. 1964) |
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| didiek sss Indonesian musician |
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| didiek s. hargono Indonesian political candidate, ID |
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| didiek hardiana prasetyo Indonesian political candidate, ID |
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Agus, Setyawan, Setyadhi, Aprianto, Prasetyo, Poernomo, Purwanto, Haryanto, Supriyadi, Arifiandi, Bismantoro, Kurniawan, Priambudi, Rusdyanto, Erdinanto, Hariyanto, Hartantyo, Hadiprabowo, Hendraleka, Wicaksono, Wijayanto, Marthantoro, Setiawan, Wahyudi, Wardana, Indrasdhi, Setia, Satria, Sugiyo, Ananto, Adioetomo, Bawono, Eripriyatna, Wibowo, Wibhowo, Maulana, Supriyanto, Suriadi, Sumasdi, Arifman, Prabowo, Pramono, Purnomo, Darmadi, Nurhadi, Nugroho, Handoko, Fairsiawan, Subakti, and Hermansyah