Surname Σιδηρόπουλος (Sidiropoulos 
, Σιδηρόπουλος ) , around the globe, is quite a common cognomen. The last name Σιδηρόπουλος is characteristic of Greece, where it is quite a common surname, Cyprus, where it is quite a rare surname, and Germany, where it is a rare surname. Not in comparison with a country's population, the name is most common in Greece, Germany, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Sidiropoulos | Australia, Romania, Greece, Germany, United States |
| Σιδηρόπουλος | Greece |
Sideropoulos, and Sideropulos
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παύλος σιδηρόπουλος Greek musician, GR (b. 1948) |
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νίκος σιδηρόπουλος Greek association football player, GR (b. 1961) |
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| ισίδωρος σιδηρόπουλος GR (b. 1911) |
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| θόδωρος σιδηρόπουλος Greek–Australian politician (1924-1998), GR (b. 1924) |
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| κωνσταντίνος σιδηρόπουλος GR (b. 1918) |
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αναστάσιος σιδηρόπουλος Football referee, GR (b. 1979) |
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| σωκράτης σιδηρόπουλος painter and sculptor, GR (b. 1947) |
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| νίκος σιδηρόπουλος Greek actor, GR |
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| κώστας σιδηρόπουλος Greek light designer, GR |
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| αλέξανδρος σιδηρόπουλος audio engineer |
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