Entry Version: This is the English version of this article translated by Patrick Hogan. The original Italian version was written by Giuseppe Ucciardello and first published on 14/06/2005. Here is the Italian version of this entry. Grammarian: Name: Dionysius [1] | Διονύσιος ὁ Ὀλύνθιος Place of Origin: Olynthus (?) Date: 5th/4th c. BCE (?) ↓ To Source List Biography: Dionysius is an almost unknown grammarian, wholly neglected by reference books and encyclopedic repertories; if the passage of Tatianus1 that names him after Herodotus2 and before Ephorus3 really contains a διαδοχή of th…