Dionysius is a Romanized form of the Greek name Dionysios.
Dionysius in its different grammatical cases may refer to: People Dionysius the Areopagite, early Christian convert and saint Pseudo-Dionysius the Areopagite, a pseudepigraphical Christian theologian and mystic Dionysius of Halicarnassus, 1st century BC historian Dionysius Exiguus, inventor of the Anno Domini dating system Dionysius, a Greek orator and teacher of Marcus Cornelius Fronto Dionysius Patrick O'Brien (1934–2022), English musician Dionysius of Alexandria, a third century ecumenical figure Dionysius I of Syracuse, 5th century BC tyrant of Syracuse
Places Agios Dionyssios, Patras, a neighbourhood in the city of Patras, Greece Dionysiou Monastery, an Eastern Orthodox monastery at the monastic state of Mount Athos in Greece St Dionysius' Church, Market Harborough, a church of the Church of England, Leicestershire St. Dionysius Institute in Paris, an Orthodox Christian theological institute in Paris, France Dionysiou Areopagitou Street, a street in Athens
Scientific Dionysia (plant), a plant genus Dionysius (crater), a lunar impact crater
Other Dionysius (album), a 1983 album by jazz drummer Dannie Richmond Dionysia, a large festival in ancient Athens in honor of the god Dionysus Dionysius (journal), a classics publication of Dalhousie University Codex Athous Dionysiou, a manuscript of the New Testament
See also
Dionysious (disambiguation) Saint Dionysius (disambiguation) Dionysos (disambiguation) Patriarch Dionysius (disambiguation) Dionysius III (disambiguation) Dionysus, a Greek god