Arsenius the Great - Brief biography, by Karen Rae Keck. - http://www2.evansville.edu/ecoleweb/glossary/arsenios.html
St. Arsenius - A Roman, was tutor to the emperor's children before fleeing to the monastery of St. John the Dwarf. Arsenius died in 450. - http://www.newadvent.org/cathen/01754b.htm