Cognomen Valerianus (Valerian 
, Валериан 
, Valérien 
) , in the world, is a common surname. The cognomen Valerianus is characteristic of Georgia, where it is a common surname, Tanzania, where it is quite a rare surname, and Moldova. Not in comparison with a country's population, it most frequently occurs in Georgia, Tanzania, and Indonesia. More prevalently, Valerianus is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Valerian | Georgia, Tanzania, Romania, India, Indonesia |
| Валериан | Kazakhstan, Belarus, Armenia, Kyrgyzstan, Russia |
| Valérien | France, Madagascar, Democratic Republic of the Congo, Germany |
| Valerianus | India, Indonesia |
Valeri, Valeriano, Valerii, Valerij, Valerio, Valeriu, Valerius, Valeriy, Valerià, Valerjan, Valery, Valeryj, Valère, Valér, Valéri, Valéry, Waleri, Walerian, Walerij, Waleriusz, Walery, Βαλέριος, Валер, Валер'Ян, Валера, Валери, Валериа, Валериано, Валерий, Валерио, Валериу, Валериус, Валерый, Валерій, فاليري, ვალერი, ვალერიანი, and ヴァレリー
| titus quinctius crispinus valerianus suffect consul in 2 AD (b. 50) |
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publius licinius cornelius saloninus valerianus Roman nobleman and briefly emperor (c. 242 – 260), DE (b. 242) |
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| titus licinius valerianus tribune of Cohors I Fida Vardullorum (b. 200) |
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| lucius domitius valerianus roman soldier, JO (b. 200) |
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| marius valerianus Roman Governor of Britain (b. 201) |
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| plinius valerianus Roman physician dead when he was 22 years old, according to an inscription found in Como |
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| priscus valerianus praetorian prefect of Gaul |
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| cornelius valerianus Roman historian |
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| terentius valerianus 3rd century tribune of cohors I Aelia Dacorum |
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| marcus domitius valerianus 3rd century governor of Arabia |
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| plinius valerianus Roman author of Germanic descent of the 6th/7th century AD |
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| gaius iulius valerianus |
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