- Disciple of the Apostles
Bishop of Athens, Greece; his background in Greek literature helped him become quickly accepted even by the pagans in his diocese. First person to write an apology for Christianity, addressed to Emperor Hadrian c.124. He is quoted in works by Saint Eusebius and Saint Jerome, and he is mentioned in early martyrologies.
- Book of Saints, by the Monks of Ramsgate
- Lives of the Saints, by Father Alban Butler
- New Catholic Dictionary
- Our Sunday Visitor’s Encyclopedia of Saints
- “Saint Quadratus the Apologist“. Saints.SQPN.com. 10 August 2013. Web. 15 March 2014. <>