Dictionary of Medieval Names
from European Sources

Waldemar m. Old Saxon wald, Old High German walt 'power, authority' + Old High German, Old Saxon māri from Proto-Germanic *mērijaz 'famous'.

The name of a 12th C king of Denmark, two 13th C kings of Denmark, a 13th C king of Sweden, and two 14th C king of Denmark.

Sometimes used as a Germanicization of Vladimir.

Denmark
Latin
1230 Waldemarus (nom) KD-1 no. 6; 1282 Woldemari (gen) MIRGPCM4 XVI-II; 1320 Woldemari (gen) ibid. XVI-III; 1354 Woldemari (gen) ibid. XVI-IV, Woldermarus (nom) ibid. XVI-IV; 1362 Waldemaro (abl) ibid. XVI-V, Woldemarus (nom) ibid. XVI-V; 1366 Waldemari (gen) SDHK 8819
France
Latin
c1030 Galtemarus (nom) StVdM-II 714; 1030 Gualdemarus (nom) ibid. 712, Waldelmarus (nom) ibid. 713, Waldemari (gen) ibid. 713, Waldemarus (nom) ibid. 713; c1035 Galdemarus (nom) ibid. 718, Waldemarus (nom) ibid. 718; c1040 Gualdemarus (nom) ibid. 724; 1054 Galdemarus (nom) ibid. 693; 1058 Galdemarus (nom) ibid. 694; 1064 Galdemarus (nom) ibid. 715; 1069 Galdemari (gen) ibid. 717, Galdemarus (nom) ibid. 717
Germany
Latin
1278 Woldemarus (nom) UrkMeck1 no. LXXIII; 1287 Woldemarus (nom) ibid. no. LXXXIII
Italy
Latin
1198 Waldemarus (nom) KD-1 no. 4
Sweden
Latin
1315 Waldemarj (gen) SDHK 2688; 1350 Waldemaro (abl) ibid. no. 6006
Cite as: S.L. Uckelman. "Waldemar". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2020, no. 1. http://dmnes.org/2020/1/name/Waldemar.