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Dictionary of Medieval Names
from European Sources

Ratbald m. Old Saxon rād, Old High German rāt 'counsel, advice' + Old High German bald 'bold'.

France
Latin
c823 Ratboldus (nom) irminon-vol2 36, Palatiolum; 1260 Raboudi (gen) ArrestReg-volI XXIII, Ascension
Italy
Latin
1310 Rabaldino (abl) MonRav-2 CCCL
Cite as: S.L. Uckelman. "Ratbald". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2018, no. 1. http://dmnes.org/2018/1/name/Ratbald.