Lived in the Cunningham district of Ayrshire, Scotland where he was noted for his great personal piety. No other details have survived.
- 641 of natural causes
- Book of Saints, by the Monks of Ramsgate
- Calendar of Scottish Saints, by Father Michael Barrett
- Our Sunday Visitor’s Encyclopedia of Saints
- “Saint Chroman“. CatholicSaints.Info. 11 July 2013. Web. 9 February 2016. <>