Last name Ευθυμίου (Eftimiu 
, Efthimiou 
, Ευθυμίου ) , worldwide, is quite a rare surname. The surname Ευθυμίου is habitual in Cyprus, where it is quite a common surname, Greece, where it is quite a rare surname, and Romania. Very seldom, Ευθυμίου is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Eftimiu | Germany, Bulgaria, Greece, United States, Romania |
| Efthimiou | Australia, Germany, Greece, Cyprus, United States |
| Ευθυμίου | Greece |
| Euthymiou | South Africa, Brazil |
| χριστόδουλος ευθυμίου Greek philanthropist (1776-1847), GR (b. 1776) |
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| γρηγόριος ευθυμίου Greek soldier, GR (b. 1880) |
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πέτρος ευθυμίου Greek politician, GR (b. 1950) |
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| χρήστος ευθυμίου Greek actor (1900-1971), GR (b. 1900) |
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| χρήστος ευθυμίου Greek actor (1954-2008), GR (b. 1954) |
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| τίμης ευθυμίου Cypriot politician, CY (b. 1955) |
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| μαρία ευθυμίου Greek historian, GR (b. 1955) |
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| χρήστος ευθυμίου Greek actor, GR |
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| ελένη ευθυμίου Greek actress and director, GR |
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| άννα ευθυμίου Greek actress, GR |
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| άγγελος ευθυμίου Cypriot footballer, CY (b. 1984) |
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| χρίστος ευθυμίου Cypriot footballer, CY (b. 1988) |
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| ηλέκτρα-έλλη ευθυμίου Greek rhythmic gymnast, GR (b. 1989) |
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| σταύρος ευθυμίου CY |
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