Bishop of Heraclea (modern Marmara Ereğlisi, Turkey). Arrested with several of his clerics in the persecutions of Diocletian and ordered to turn over all scriptures; he refused. Martyr. A copy of the court proceedings against him has survived to today.
- Book of Saints, by the Monks of Ramsgate
- Catholic Online
- Lives of the Saints, by Father Alban Butler
- Our Sunday Visitor’s Encyclopedia of Saints
- “Saint Philip of Heraclea“. CatholicSaints.Info. 22 October 2013. Web. 23 October 2016. <>