Dictionary of Medieval Names
from European Sources

Ansgar m. Old English ōs, Old High German *ans, ans-, ansi-, Old Icelandic áss, óss 'god, deity' + Old English gār, Old High German, Old Saxon gēr, Old Icelandic geirr 'spear'.

The name of a 9th C saint.

England
Latin
967 Osgar (nom) CDAS DXXXIII
France
Latin
c823 Ansegarius (nom) irminon-vol2 31, Gaugiacum, Osegarius (nom) ibid. 62, Osgarius (nom) ibid. 3, CE; 1044 Ascherii (gen) StVdM-II 659; 1135 Anscherii (gen) clairvaux-12thc 7, Anscherius (nom) ibid. 7; 1163–64 Ancherus (nom) ibid. 115, Anscherus (nom) ibid. 115; 1164 Anscherus (nom) ibid. 121; 1179 Anschero (abl) ibid. 177, Anscherus (nom) ibid. 179
Germany
Latin
822x875 Asger (nom) TradCorb §184; 834 Ansgario (abl) HambUrk-vol1 VIII; 842 Ansgarii (gen) ibid. X, Ansgarius (nom) ibid. X; 846 Anschario (dat) ibid. XI; 847 Ansgario (abl) ibid. XII; 849 Anscario (dat) ibid. XIII; 858 Anscharium (acc) ibid. XIV, Ansgari (gen) ibid. XIV, Ansgarii (gen) ibid. XIV, Ansgarium (acc) ibid. XIV, Ansgarius (nom) ibid. XIV; 864 Ansgarii (gen) ibid. XVI, Ansgarium (acc) ibid. XVI; 865 Ansgarius (nom) ibid. XVII, Anskario (abl) ibid. XVIII, Anskarius (nom) ibid. XVIII; 891 Ansgario (abl) ibid. XXIV
Cite as: S.L. Uckelman. "Ansgar". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2016, no. 4. http://dmnes.org/2016/4/name/Ansgar.