Son of a man who became a priest late in life. Priest. Fled Rome, Italy to Tivoli, Italy during the late 2nd-century persecutions of emperor Marcus Aurelius. When all the people of Tivoli were ordered to sacrifice to idols, Concordius spat on them instead. Martyr.
- “Saint Concordius of Tivoli“. CatholicSaints.Info. 31 December 2013. Web. 21 October 2016. <>