Arsenius

Arsenius (Latinized form) and Arsenios (Greek form) is a male first name. It is derived from the Greek word arsenikos (ἀρσενικός), meaning "male", "virile".

It may refer to:

• Saint Arsenius the Great (c. 350 – 445), also known as Arsenius the Deacon, Arsenius of Scetis and Turah, and Arsenius the Roman
• Saint Arsenius of Corfu, first bishop of Corfu, (d. 800 AD or perhaps 959 AD) one of the principal patron saints of Corfu
• Patriarch Arsenius of Alexandria, Patriarch of Alexandria from 1000 to 1010
• Arsenius Autorianus (died 1273), Patriarch of Constantinople
• Arsenius Apostolius (c. 1468 – 1538), Greek scholar and Bishop of Monemvasia
• Gualterus Arsenius (? – c. 1580), instrument maker
• Arsenius Walsh (1804 – 1869), Irish Catholic missionary in Hawaii
• Saint Arsenios the Cappadocian (1840-1924), god father and spiritual father of Saint Paisios of Mount Athos
• Arsenius Stadnitsky (1862 – 1936), Archbishop and then Metropolitan of Novgorod from 1910 to 1933
• Arsenios the Cave-Dweller (1886 – 1983), Greek Orthodox monk and elder at Mount Athos