Saint Materiana - Wikipedia, the free encyclopedia
https://en.wikipedia.org/wiki/Saint_Materiana
Saint Materiana is a Welsh saint, patron of two churches in Cornwall and one in Wales. Alternative spellings are Madrun and Madryn. The name was corrupted ...
April 9 (Eastern Orthodox liturgics) - Wikipedia, the free ...
https://en.wikipedia.org/wiki/April_9_(Eastern_Orthodox_liturgics)
Saint Marcellus, Bishop of Die, celebrated for miracles (474); Saint Madrun ( Materiana), a saint from Wales or Cornwall to whom some Welsh churches are ...