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Dictionary of Medieval Names
from European Sources

Ermengard f. Old High German ermen, Old Saxon irmin 'strong' + Old Saxon gard, Old High German gart 'enclosure, protection; yard, garden'.

The name of an early Frankish saint.

France
Latin
1101x1129 Ermengardem (acc) CartStPC XLI; 1135 Ermengarde (abl) clairvaux-12thc 7; 1138x62 Ermegarde (abl) ibid. 60, Ermengarde (abl) ibid. 60, Hermengarde (abl) ibid. 62; 1147 Emengardis (nom) ibid. 17, Emmengart (abl) ibid. 19, Ermengarde (abl) ibid. 14, Ermengardi (abl) ibid. 15, Ermengardim (acc) ibid. 17, Ermengardis (nom) ibid. 14; 1147x1161 Hermengardis (gen) ibid. 38; 1147x1162 Ermengardis (gen) ibid. 55; 1163–64 Ermengardis (nom) ibid. 115; 1164 Ermengardis (nom) ibid. 121; 1190 Ermengardis (nom) CartNDdOurscamp LXXIX; 1260 Emengarda (nom) ArrestReg-volI II, St. Martin, Emengardam (acc) ibid. II, St. Martin
Old French
1313 Emengiart Paris1313 p. 54
Germany
Latin
1151 Irmingart (gen) mairhofer XXXVIII; 1220 Irmengardis (gen) hennes-vol1 47
Sweden
Old Swedish
1383 Armegard SRA-vol2 no. 1928
Cite as: S.L. Uckelman. "Ermengard". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2015, no. 2. http://dmnes.org/2015/2/name/Ermengard.