Family name Αποστολάκης (Postolache 
, Postolachi , Αποστολάκης 
) , around the world, is a common surname. The cognomen Αποστολάκης is characteristic of Moldova, where it is quite a common surname, Romania, and Austria, where it is a rare surname. Not in comparison with a country's population, it is the most numerous in Romania, Moldova, and Italy. Much less frequently, Αποστολάκης is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Postolache, Postolachi | Romania, Moldova, Spain, Italy, United Kingdom |
| Αποστολάκης | Greece |
| Postulache | Romania |
Apostolache, Apostolachi, Apostolakes, Apostolakis, and Apostolákis
| γιάννης αποστολάκης Greek university professor, GR (b. 1886) |
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| γεώργιος αποστολάκης Greek physician and university professor, GR (b. 1890) |
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ευάγγελος αποστολάκης Greek naval officer, GR (b. 1957) |
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| δημήτριος αποστολάκης Greek politician and soldier, GR (b. 1934) |
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| στράτος αποστολάκης Greek footballer, GR (b. 1964) |
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| κώστας αποστολάκης Greek actor, GR (b. 1969) |
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| κώστας αποστολάκης Greek footballer, GR (b. 1999) |
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