He was the first King of England. He ruled 802-839.

Reigned 802-839.
In 800 at the decease of King Brithric, Egbert was called by the voice of his
countrymen to assume the Government of Wessex, and he subsequently succeeded
in reducing all the Kingdoms of the Heptarchy under his sway. His reign, a
long and glorious one, is memorable for the great victories he achieved over
the Danes.
See Europäisch Stammtafeln Band II tafel 58.