Family name Ξανθόπουλος (Xanthopoulos 
, Ξανθόπουλος ) , all over the world, is quite a rare cognomen. The last name Ξανθόπουλος is habitual in Greece, where it is quite a common surname, Monaco, and Austria, where it is a rare surname. Not in comparison with a country's population, the name is most common in Greece, the United States, and Germany.
| VARIANT | COUNTRY |
|---|---|
| Xanthopoulos | Germany, Australia, Greece, Canada, United States |
| Ξανθόπουλος | Greece |
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αιμίλιος ξανθόπουλος Greek politician, GR (b. 1899) |
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| τιμόθεος ξανθόπουλος Greek composer, GR (b. 1864) |
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| αλέξανδρος ξανθόπουλος Greek merchant and politician (1872-1961), GR (b. 1872) |
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βασίλης ξανθόπουλος Greek theoretical physicist (1951-1990), GR (b. 1951) |
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| χρήστος ξανθόπουλος - παλαμάς Greek politician and diplomat, GR (b. 1904) |
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| νίκος ξανθόπουλος Greek actor, GR (b. 1934) |
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| θεμιστοκλής ξανθόπουλος Greek politician, university teacher and engineer, GR (b. 1936) |
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| λευτέρης ξανθόπουλος Greek director and poet (1945-2020), GR (b. 1945) |
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| αθανάσιος ξανθόπουλος Greek politician, GR (b. 1946) |
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| χρήστος ξανθόπουλος Greek association football player, GR (b. 1954) |
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| ηρακλής ξανθόπουλος Greek sculptor 1956-2014, GR (b. 1956) |
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| μπάμπης ξανθόπουλος Greek footballer, GR (b. 1956) |
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| γιάννης ξανθόπουλος Greek director, GR (b. 1958) |
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| πέτρος ξανθόπουλος Greek footballer, GR (b. 1959) |
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| βασίλειος ξανθόπουλος Greek association football player, GR (b. 1959) |
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