eadfrith:

Alfred the Great (Old English: Ælfrēd, Ælfrǣd, “elf counsel”; 849 – 26 October 899) was King of Wessex from 871 to 899.

Alfred successfully defended his kingdom against the Viking attempt at conquest, and by his death had become the dominant ruler in England.  He is the only English monarch to be accorded the epithet ”The Great”