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Dictionary of Medieval Names
from European Sources

Rotbald m. Old High German rōt, Old Saxon rōd 'red' + Old High German bald 'bold'

France
Latin
1030 Rothbaldus (nom) StVdM-II 681; 1060 Robaldi (gen) ibid. 730, Robaldus (nom) ibid. 730, Rotbaldi (gen) ibid. 730
Italy
Latin
9thCx10thC Roppaldus (nom) InvLucca1 I
Cite as: S.L. Uckelman. "Rotbald". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2018, no. 1. http://dmnes.org/2018/1/name/Rotbald.