Book of Saints – Olcanus

main article for Saint Bolcan of DerkenArticle

(Saint) Bishop (April 18) (5th century) A Briton by birth who worked in Ireland under Saint Patrick, and was by him made Bishop of Durkan in Antrim.

MLA Citation

  • Monks of Ramsgate. “Olcanus”. Book of Saints, 1921. CatholicSaints.Info. 1 May 2016. Web. 31 July 2021. <>