Eusebius of Caesarea was a Greek historian of Christianity, exegete, and Christian polemicist. Together with Pamphilus, he was a scholar of the Biblical canon and is regarded as an extremely well learned Christian of his time. He wrote Demonstrations of the Gospel, Preparations for the Gospel, and On Discrepancies between the Gospels studies of the Biblical text. As "Father of Church History" he produced the Ecclesiastical History, On the Life of Pamphilus, the Chronicle and On the Martyrs.
Year: 300-340 AD