 Gero (archbishop of Cologne)

Gero (c. 900 – 29 June 976) was Archbishop of Cologne from 969 until his death.Gero originated from Saxony, probably a son of the Billung count Christian (d. 950), who ruled in the Eastphalian Nordthüringgau and Schwabengau as well as over the adjacent lands of Serimunt in the "Marca Geronis".