Cognomen Ilia (Илья 
, Jade 
, Илия 
, along with others...) , across the world, is a common last name. The cognomen Ilia is habitual in Bulgaria, where it is a common surname, Georgia, and Cyprus (explore the name in all countries). Not in comparison with a country's population, it most frequently occurs in Bulgaria, India, and Russia. More prevalently, Ilia is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Илья | Kazakhstan, Georgia, Russia, Belarus, Bulgaria |
| Jade | India, United Kingdom, United States, Georgia, Russia |
| Илия | Kazakhstan, Russia, Belarus, Bulgaria, Kyrgyzstan |
| Ilia | United Kingdom, United States, Georgia, Russia, Bulgaria |
| איליה | Israel |
| إيليا | Syria, Lebanon, Iraq, Egypt, Sudan |
| イリヤ | Japan |
| Иля | Ukraine, Kazakhstan, Russia, Bulgaria, Kyrgyzstan |
| Илиа | Russia, Armenia, Kazakhstan |
Adia, Elia, Eliahu, Elias, Eliasz, Elie, Elies, Eliyahu, Eliáš, Ellie, Elías, Il'Ja, Ileum, Ilian, Ilias, Ilie, Ilija, Ilijan, Iliya, Iliyan, Ilià, Iliá, Ilián, Iliâ, Ilja, Illa, Illia, Illja, Illya, Ilya, Ilyas, Iļja, Élie, Ília, Ïlîa, Ελίας, Ηλίας, Елиа, Илиан, Илиас, Илие, Илија, Илйа, Илко, Илля, Илчо, Илъя, Ильиа, Ильья, Ильюша, Ильяс, Илюха, Илюша, Иляь, Иьля, Йлиа, Йлья, Йля, Эли, Элиа, Элиас, Элиаш, Ілияс, Ілля, Ілья, Іліа, Іліас, אליאס, אליהו, إليا, إلياس, إيلي, اليا, الیاس, ايليا, ایلیا, خوسيه, อีเลีย, ილია, イリア, イリアス, イリエ, エリ, エリア, エリアス, エリー, 埃利, 埃利亚斯, and 艾利
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ilia mihály literary historian, HU (b. 1934) |
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| frano ilia Roman Catholic archbishop, AL (b. 1918) |
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| najwa ilia badminton player, BG (b. 1968) |
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| stavroula ilia researcher |
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| ioanna ilia researcher |
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| gheorghe ilia researcher |
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