Iustinus

Latin

Alternative forms

• Jūstīnus

Etymology

From iūstus (“just, fair, righteous”) +‎ -īnus, from Proto-Italic *jowestos (“just, lawful”), from Proto-Indo-European *h₂yew- (“upright; justice, law”).

Pronunciation

• (Classical Latin) IPA^(key): /i̯uːsˈtiː.nus/, [i̯uːs̠ˈt̪iːnʊs̠]
• (modern Italianate Ecclesiastical) IPA^(key): /jusˈti.nus/, [jusˈt̪iːnus]

Proper noun

Iūstīnus m sg (genitive Iūstīnī); second declension

1. a male given name from Latin, feminine equivalent Iūstīna, equivalent to Koine Greek Ἰουστῖνος (Ioustînos) or English Justin.
2. Justin:

   • A male given name of historical usage, notably borne by M. Junianus Justinus (Justin), a 2nd century C.E. Latin writer and historian of the Roman Empire
   • A male given name of historical usage, notably borne by Saint Justin Martyr (c. 100–165 C.E.), early Christian apologist, philosopher, saint, and martyr
   • A male given name of historical usage, notably borne by Flavius Justinus (Justin I) (c. 450–527 C.E.), Roman Emperor of the Byzantine Empire, founder of the Justinian dynasty, adoptive uncle of Justinian the Great
   • A male given name of historical usage, notably borne by Justinus Iunior (Justin II) (c. 520–578 C.E.), third Byzantine Roman Emperor of the Justinian imperial dynasty, adopted heir of Justinian the Great

Declension

Second-declension noun, singular only.

Case	Singular
Nominative	Iūstīnus
Genitive	Iūstīnī
Dative	Iūstīnō
Accusative	Iūstīnum
Ablative	Iūstīnō
Vocative	Iūstīne

Derived terms

• Iūstīna
• Iūstīniānus

Descendants

• → Byzantine Greek: Ἰουστῖνος (Ioustînos)
  • Greek: Ιουστίνος (Ioustínos)
  • → Russian: Иусти́н (Iustín)
• Aragonese: Chustín
• Catalan: Justí
• → Dutch: Justinus
• → English: Justin
  • → Russian: Джа́стин (Džástin)
• → Estonian: Justinus
• → Faroese: Jústinus
• → Finnish: Justinus
• French: Justin
• → German: Justin
• Galician: Xustino
• → Hungarian: Iusztinosz
• Italian: Giustino
• → Latvian: Justīns
• Neapolitan: Giustino
• Romanian: Iustin
• Sardinian: Giustinu
• Sicilian: Giustinu
• → Polish: Justyn
• Portuguese: Justino
• → Russian: Юсти́н (Justín)
• → Slovene: Justin
• Spanish: Justín

Further reading

• Iustinus in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette, page 875.
• Iustinus in Georges, Karl Ernst, Georges, Heinrich (1913–1918) Ausführliches lateinisch-deutsches Handwörterbuch, 8th edition, volume 2, Hahnsche Buchhandlung, column 503
• “Justinus”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
• “Iustinus”, in Harry Thurston Peck, editor (1898), Harper's Dictionary of Classical Antiquities, New York: Harper & Brothers