Metrodorus
9. A native apparently of Alexandria or Egypt, mentioned by Photius (Phot. Bibl. 115, 116) as the author of a cycle for the calculation of the time of Easter. He lived after the time of Diocletian, but nothing more exact is known respecting him. (Fabric. Bibl. Graec. vol. x. p. 712; Noris. Dissert. de Cyclo Pasch. Ravenn. ch. 3, p. 183.)
From William Smith (ed.), Dictionary of Greek and Roman Biography and Mythology. Text provided under a CC BY-SA license by Perseus Digital Library, http://www.perseus.tufts.edu, with funding from the National Endowment for the Humanities and Tufts University. Data accessed from https://github.com/PerseusDL/canonical-pdlrefwk/ on 17 October 2026.