Cognomen Αντωνιάδης (Antoniadis 
, Antoniade 
, Αντωνιάδης ) , around the globe, is a common family name. The last name Αντωνιάδης is habitual in Cyprus, where it is a common surname, Greece, where it is quite a common surname, and Bahrain, where it is quite a rare surname. In absolute terms, it is commonest in Greece, Cyprus, and Germany. Very seldom, Αντωνιάδης is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Antoniadis | Germany, Cyprus, Romania, United States, Greece |
| Antoniade | Spain, Cyprus, Romania |
| Αντωνιάδης | Greece |
Adoniades, Andoniades, and Antoniades
| σπυρίδων αντωνιάδης Greek politician, GR (b. 1808) |
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| τζον αντωνιάδης Greek businessperson (1818-1895), GR (b. 1818) |
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| γεώργιος αντωνιάδης Greek lawyer and translator, GR (b. 1833) |
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| αντώνιος ι. αντωνιάδης (b. 1836) |
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λευτέρης αντωνιάδης Turkish footballer, TR (b. 1925) |
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| σπύρος αντωνιάδης GR (b. 1884) |
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| ξενοφών αντωνιάδης Greek officer and writer, GR (b. 1914) |
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| δημήτρης αντωνιάδης Greek lawyer and member of parliament for Rodopi, GR (b. 1921) |
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| μάρκος αντωνιάδης Greek politician, GR (b. 1932) |
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| ιωάννης αντωνιάδης sculptor from Florina, 1935-, GR (b. 1935) |
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| άνδρος αντωνιάδης Cypriot association football player, CY (b. 1939) |
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μάριος αντωνιάδης Cypriot footballer, CY (b. 1990) |
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| ανδρέας αντωνιάδης Cypriot director and poet, GR (b. 1944) |
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| αντώνης αντωνιάδης Greek naval officer, GR (b. 1946) |
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| κωστής αντωνιάδης Greek photographer, GR (b. 1949) |
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