LATIN DICTIONARYLexicon Latīnum
proper noun · masculinesecond declension

Annius

Annius m sg (genitive Anniī or Annī)
Classical[ˈan.ni.ʊs]Ecclesiastical[ˈan.ni.us]

Meaning

  1. masculinesingularLucius Annius, a Roman nobleman
  2. masculinesingularTitus Annius Milo, a Roman political agitator

Declension

declension
formsingularplural
nominativeAnnius—
genitiveAnniī
Annī
—
dativeAnniō—
accusativeAnnium—
ablativeAnniō—
vocativeAnnī—

Annĭus, ii, m.,
I. name of a Roman gens, e. g. T. Annius Milo, T. Annius Cimber, P. Annius Asellus al.—Hence, Annianus, v. Annianus, I.

Origins

Perhaps comparable to South Picene 𐌀𐌍𐌉𐌍𐌉𐌔 (aninis).

Descendants
  • ItalianAnnio
  • Middle FrenchAnnie

In the Academy Smith's classical dictionaries

Quick answers

What does Annius mean in Latin?
Annius, a proper noun, means “Lucius Annius, a Roman nobleman; Titus Annius Milo, a Roman political agitator”.
What is the genitive of Annius?
The genitive singular is Anniī. Annius is masculine, second declension.
How do you pronounce Annius?
In classical Latin, [ˈan.ni.ʊs]; in ecclesiastical (church) Latin, [ˈan.ni.us].