Marculus (d. 347 CE) was an African bishop and martyr (Martyrs), a victim of one of the first anti-Donatist persecutions. His story was used by Donatists as evidence of Caecilianist collaboration with state-sponsored violence, while for Caecilianists, who viewed his death as self-inflicted, it was proof of Donatist extremism (Donatism/Donatists).

Marculus’ biography is known only from the Passion of Marculus, a hagiography written soon after his death (Monceaux, 1920, 74; Mastandrea, 1995 is the best edition). He…