Fænius is a Roman nomen, sometimes confused with Fenius.

  • C. Fænius Rufus, praetorian prefect under Nero
  • Lucius Fænius Eumenes, mentioned in a uadimonium (legal document) found at Puteoli [1]
  • Lucius Fænius Felix, tribune in Britain mentioned several times in inscriptions, for instance in [1]