Surname Karaoğlu (Karaoğlu 
) , in the world, is a common last name. The surname Karaoğlu is characteristic of Turkey, where it is quite a common surname, Cyprus, where it is quite a rare surname, and China, where it is an extremely rare surname.
| VARIANT | COUNTRY |
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| Karaoğlu | Turkey, Cyprus, United States, China, Germany |
| sedat karaoğlu Turkish footballer (1960-2014), TR (b. 1960) |
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| sinan karaoğlu researcher |
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| kaan karaoğlu researcher |
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| hande pekbelgin karaoğlu researcher (ORCID 0000-0001-5145-0819) |
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| yağmur karaoğlu Turkish volleyball player, TR |
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