Dictionary of Medieval Names
from European Sources

Hainbert m. Old French hagan lengthened from Old Saxon hago, Old Icelandic hagi 'pasture, yard, enclosed land' + Old High German beraht, Old Saxon berht 'bright' from Proto-Germanic *berhtaz.

France
Latin
1135 Hainbertus (nom) clairvaux-12thc 7; 1147 Aimberti (gen) ibid. 19, Hainbertus (nom) ibid. 15
Cite as: S.L. Uckelman. "Hainbert". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2016, no. 4. http://dmnes.org/2016/4/name/Hainbert.