Patriarch of Alexandria, Egypt in 188; he served for 43 years. Supported the catechetical school of Alexandria, appointing Origen as director of the school in 203; he later exiled Origen for being ordained without permission.
- 231 of natural causes
- “Saint Demetrius of Alexandria“. CatholicSaints.Info. 9 October 2013. Web. 4 August 2015. <>