Cognomen Vi (Vi 
, Ви 
, Voi ) , all around the world, is a widespread family name. The last name Vi is characteristic of Macao, where it is quite a common surname, Vietnam, and Mauritius. In absolute terms, it is the most numerous in India, Vietnam, and Indonesia. Likewise, Vi is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Voi, Vi | Malaysia, Indonesia, India, Vietnam, Myanmar |
| Ви | Kazakhstan, Kyrgyzstan, Belarus, Armenia, Russia |
| Вы | Russia, Kyrgyzstan, Kazakhstan |
Fülöp, Gûi, Hürmüz, Ii, Kníže, Məhəmməd, Ngai, Ngui, Ngụy, Ni, Noi, Papa, Vinagre, Vir, Vous, Vé, Vér, Vì, Ví, Vígh, Vî, Vï, Vĩ, Vī, Vĭ, Vı, Vǐ, Vỉ, Vị, Vｉ, Wai, We, Wee, Wei, Wej, Wi, Wie, Wēi, Ü, Α', Борджиа, Вй, Вэй, Мохаммед, البابا, بالاش, جورج, আলেকজান্ডার, জর্জ, พิการ, วิกาล, វិ, វី, វ៉ិ, Ṿï, ウェイ, ド, 危, 尉, 衛, 韋, 韦, 魏, 魏氏, 위, Ｖi, Ｖī, Ｖǐ, and Ｖｉ
| abgar vi ruler of Osroene from 71 to 91 CE (b. 50) |
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ptolémée vi Egyptian pharaoh, SY (b. 184) |
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| raban gamaliel vi Rabbi and Prince of the Ancient Sanhedrin. (b. 370) |
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| drest vi King of the Picts (b. 601) |
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johannes pp. vi pope, TR (b. 655) |
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konstantinos vi Byzantine Emperor (771-802) (b. 771) |
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gregorio vi Pope from 1045 to 1046, IT (b. 1000) |
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vikramaditya vi Western Chalukya King (b. 1001) |
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alfonso vi 1040-1109, King of Leon, King of Castile, King of Galicia, ES (b. 1040) |
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| gregory vi antipope in 1012 (b. 1000) |
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dirk vi, count of holland Dutch monarch (b. 1114) |
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| william vi, count of auvergne Count of Auvergne (b. 1069) |
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ramses vi fifth ruler of the Twentieth dynasty of Egypt (b. 1175) |
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| gaston vi, viscount of béarn French noble (b. 1165) |
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herman vi, margrave of baden austrian duke (b. 1225) |
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