Dictionary of Medieval Names
from European Sources

Leopold m. Old High German liut 'people' + Old High German bald 'bold'.

The name of a number of medieval margraves and dukes of Austria, one of whom was the patron saint of Austria.

Austria
Latin
1277 Leupoldo (abl) FRA-XXXL 355
Czech Republic
Latin
1350 Leupoldus (nom) chlumecky 212
France
Latin
657 Leoboldus (nom) CartYonne1 VI; 658 Leodebaudus (nom) DCEL-2 CCCXXXIII; c823 Leutboldus (nom) irminon-vol2 36, Palatiolum; 1135 Lebaudus (nom) clairvaux-12thc 7; 1138x1162 Lebaldo (abl) ibid. 79, Lebaudo (nom) ibid. 89, Leobaldi (gen) ibid. 78, Leobaldo (abl) ibid. 79, Leobaudi (gen) ibid. 78, Leobaudus (nom) ibid. 78; 1147 Lebaldus (nom) ibid. 16, Lebaudo (abl) ibid. 19, Lebaudus (nom) ibid. 14; 1147x1162 Lebaldus (nom) ibid. 55; 1171 Lebaldo (abl) ibid. 140, Lebaldus (nom) ibid. 140; 1179 Lebaudus (nom) ibid. 176, Liebaudus (nom) ibid. 181
Middle French
1421 Lyebault favier 254
Germany
Latin
1059 Luitbaldi (gen) quix-vol1 48; 1210 Luipoldus (nom) hennes-vol1 10; 1214 Liopoldus (nom) ibid. 15; 1216 Lupoldus (nom) ibid. 24; 1217 Luipoldus (nom) ibid. 28; 1219 Liupoldus (nom) ibid. 39; 1220 Leupoldi (gen) ibid. 48, Liupoldus (nom) ibid. 48; 1231 Liupoldus (nom) ibid. 85; 1249 Leupoldi (gen) ibid. 134, Leupoldus (nom) ibid. 134
Early New High German
1405 Leupolt (nom) mairhofer DCLXXVIII; 1406 Leupolt (nom) ibid. DCLXXX; 1409 Leupolt (nom) ibid. DCLXXXV; 1429 Leupolts (gen) ibid. DCCXXXII
Italy
Latin
1327 Lupoldi (gen) Friuli-14thC no. 450
Poland
Middle High German
1325 Leupolde (dat) SBGlatzer p. 2
Cite as: S.L. Uckelman. "Leopold". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2016, no. 4. http://dmnes.org/2016/4/name/Leopold.