Saint Nemesion | |
|---|---|
 Saint Nemesius and Saint John the Baptist by Spinello Aretino (1385) | |
| Born | Egypt |
| Died | 250 Alexandria, Egypt |
| Canonized | Pre-congregation |
| Feast | 19 December or 10 September |
Saint Nemesion (or Nemesian, Nemesius, Nemesis; died 250) was an Egyptian martyr in Alexandria, Egypt during the persecutions of Christians by the Roman emperor Decius. A group of other Christians were martyred at the same time. His feast day is 19 December, or 10 September in some calendars.