Venantius of Camerino was a 3rd-century Christian martyr who lived in Camerino, Italy. According to religious tradition, he was a fifteen-year-old youth who suffered various tortures before being executed by decapitation during the persecutions led by Decius. He was martyred alongside ten other Christians, including his tutor, Porphyrius, and the local bishop, Leontius. His life and death are commemorated by the Catholic Church on May 18.