
1) Masculine given name
Found on
https://www.crosswordclues.com/clue/abbo
[bishop of Soissons] Abbo (died 937) was the bishop of Soissons from 909. Throughout his episcopate, he was `under the thumb` of Count Herbert II of Vermandois (907–943).{sfn|McKitterick|1983|pp=311–12} In 925, Abbo attended the uncanonical synod convoked in Reims by Count Herbert, who had his five-year-old son Hugh elected archbishop b...
Found on
http://en.wikipedia.org/wiki/Abbo_(bishop_of_Soissons)
No exact match found.