Dictionary of Medieval Names
from European Sources

Amadeus m. 'loved by God', from Latin amo 'I love' + deus 'God'.

The name of a 12th C French saint.

France
Latin
1378 Amadeo (abl) hanquetvol1 1, Amedei (gen) ibid. 58, Amedeo (dat) ibid. 4, Amedeus (nom) ibid. 583; 1466 Amedeus (nom) MHCG2 233; 1471 Amedei (gen) ibid. 235, Amedeo (abl) ibid. 234, Amedeus (nom) ibid. 234
Italy
Latin
1179 Amedei (nom) CartHaut 25, Amedeus (nom) ibid. 25; 1327 Amadeo (abl) Friuli-14thC no. 450, Amadeus (nom) ibid. no. 450
Switzerland
Latin
1134 Amedeus (nom) CartHaut 1; 1137 Amadeus (nom) ibid. 2; 1154 Amadeus (nom) ibid. 5, Amedeo (abl) ibid. 5, Amedeus (nom) ibid. 5; 1155 Amedeo (abl) ibid. 6; 1157 Amedei (gen) ibid. 8, Amedevs (nom) ibid. 7; 1180 Amedei (gen) ibid. 26, Amedeus (nom) ibid. 26; 1186 Amedeum (nom) ibid. 27; 1220 Amedeus (nom) ibid. 36; 1230 Amedeus (nom) ibid. 40; 1239 Amedeus (nom) ibid. 43; 14thCx1478 Amedei (gen) Ob-SPVn (45), Amedeo (abl) ibid. (45), Amedeus (nom) ibid. (61); 1436 Amedei (gen) MHCG2 209, Amedeo (abl) ibid. 209, Amedeum (acc) ibid. 209, Amedeus (nom) ibid. 209
Cite as: S.L. Uckelman. "Amadeus". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2018, no. 1. http://dmnes.org/2018/1/name/Amadeus.