Onasimus
Ὀνάσιμος
(Ὀνάσιμος), son of Apsines, was an historian, or rather a sophist, of Cyprus or Sparta, in the time of the emperor Constantine the Great. He wrote many works, some of which, bearing on the art of rhetoric, are enumerated by Suidas. (Suid. s.vv. Ἀψίνης, Ὀνάσιμος.)
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.