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Dictionary of Medieval Names
from European Sources

Rado m. A pet form of any name beginning with Old Saxon rād, Old High German rāt 'counsel, advice', also sometimes used as a standalone name in its own right.

France
Latin
700 Ratone (abl) DCEL-2 XIV; 854 Radonis (gen) InsMacon VII
Germany
Latin
779 Radoni (dat) quix-vol1 1; 822x875 Radi (abl) TradCorb §172; 1135 Rado (nom) quix-vol1 95
Cite as: J. Uckelman, S.L. Uckelman. "Rado". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2015, no. 2. http://dmnes.org/2015/2/name/Rado.