Cognomen Γρηγοριάδης (Γρηγοριάδης 
, Gregoriades 
) , all around the world, is a rare family name. The cognomen Γρηγοριάδης is habitual in Cyprus, where it is quite a common surname, Greece, where it is a rare surname, and Czechia. Measured by absolute frequency, it is commonest in Cyprus, Greece, and France.
| VARIANT | COUNTRY |
|---|---|
| Γρηγοριάδης | Greece |
| Gregoriades | Greece, France, Cyprus, United States, Czechia |
Grigoriadis, and Григориадис
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αθανάσιος γρηγοριάδης Greek politician, GR (b. 1793) |
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| νικόλαος γρηγοριάδης shipowner, GR (b. 1790) |
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μιχαήλ γρηγοριάδης Prince of Samos, TR (b. 1841) |
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| γεώργιος γρηγοριάδης GR (b. 1795) |
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νεόκοσμος γρηγοριάδης Greek soldier and politician, GR (b. 1878) |
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| αβραάμ γρηγοριάδης Greek politician and lawyer, GR (b. 1886) |
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| νεόκοσμος γρηγοριάδης (b. 1879) |
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| σόλων γρηγοριάδης Greek writer, politician, journalist and soldier, GR (b. 1912) |
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| νικόλαος γρηγοριάδης Greek politician, GR (b. 1915) |
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| γρηγόρης γρηγοριάδης GR (b. 1907) |
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| νίκος γρηγοριάδης Greek poet, GR (b. 1931) |
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| βασίλης γρηγοριάδης Greek association football player, GR (b. 1933) |
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| παύλος γρηγοριάδης Greek association football player (1938-2007), GR (b. 1938) |
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| θεόδωρος γρηγοριάδης Greek writer, GR (b. 1956) |
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| κλέων γρηγοριάδης Greek actor, GR (b. 1965) |
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