Hegesippus (c. 110–180 CE) was a Christian historian, chronicler, and heresiologist of the 2nd century CE. According to Eusebius of Caesarea, Hegesippus belonged to “the generation after the Apostles” (Eus. Hist. eccl. 2.23.3). Jerome positioned Hegesippus “near the apostolic age” and “not far from the Apostolic age” (Jer. Vir. ill. 2; 22). Photius (borrowing from Stephanus Gobarus, a 6th-cent. CE author) went further, claiming that Hegesippus was “one of the ancient…