Ceollach (or Cellach) was a medieval Bishop of Mercia. His consecration dates and death dates are unknown.[1] He was Irish by birth and was trained in Ireland.[2] Before his death, he left or resigned his see and went to the monastery of Iona.[3]
Citations
^Fryde, et al. Handbook of British Chronology p. 220
Fryde, E. B.; Greenway, D. E.; Porter, S.; Roy, I. (1996). Handbook of British Chronology (Third revised ed.). Cambridge, UK: Cambridge University Press. ISBN0-521-56350-X.