Tatnoth was a medieval Bishop of Rochester. He was elected in 844. He died between 845 and 868.^[1]

• Fryde, E. B.; Greenway, D. E.; Porter, S.; Roy, I. (1996). Handbook of British Chronology (Third revised ed.). Cambridge: Cambridge University Press. ISBN 0-521-56350-X.

• Tatnoth 1 at Prosopography of Anglo-Saxon England