LATIN DICTIONARYLexicon Latīnum
proper noun · masculinesecond declension

Sanquīnius

Sanquīnius m sg (genitive Sanquīniī or Sanquīnī)
Classical[saŋˈkʷiː.ni.ʊs]Ecclesiastical[saŋˈkʷiː.ni.us]

Meaning

  1. a Roman nomen gentile, gens or "family name" famously held by
  2. Quintus Sanquinius Maximus, a Roman senator

Declension

declension
formsingularplural
nominativeSanquīnius—
genitiveSanquīniī
Sanquīnī		—
dativeSanquīniō—
accusativeSanquīnium—
ablativeSanquīniō—
vocativeSanquīnī—

Origins

Probably related to Sancus.

Quick answers

What does Sanquīnius mean in Latin?
Sanquīnius, a proper noun, means “a Roman nomen gentile, gens or "family name" famously held by”.
What is the genitive of Sanquīnius?
The genitive singular is Sanquīniī. Sanquīnius is masculine, second declension.
How do you pronounce Sanquīnius?
In classical Latin, [saŋˈkʷiː.ni.ʊs]; in ecclesiastical (church) Latin, [saŋˈkʷiː.ni.us].