- Belgium
- 
- Middle Dutch
- ● 1377 Ydier (nom) RSG1376-89 p. 77,
 Ydiere (dat) ibid. p. 78
 
- France
- 
- Latin
- ● c823 Itharius (nom) irminon-vol2 5, Palatiolum;
 1135 Yterius (nom) clairvaux-12thc 7,
 Ytherus (nom) ibid. 7;
 1138x1162 Iterius (nom) ibid. 56;
 1139 Iterius (nom) HAP p. 372;
 1143 Iterius (nom) ibid. p. 373;
 1147 Iterii (gen) clairvaux-12thc 17,
 Iterio (abl) ibid. 17,
 Iterius (nom) ibid. 14;
 c1150 Yterius (nom) CartSavII 200;
 1163 Iterio (abl) clairvaux-12thc 99;
 1163–64 Iterius (nom) ibid. 106;
 1164 Iterius (nom) ibid. 120;
 1179 Iterius (nom) ibid. 177,
 Iterus (nom) ibid. 178,
 Yterii (gen) ibid. 176,
 Yterus (nom) ibid. 176
- Middle French
- ● 1418 Ydier HGParis p. 384;
 1421 Ithier HAP p. 399
 
Cite as: J. Uckelman, S.L. Uckelman. "Ither". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2019, no. 1. http://dmnes.org/2019/1/name/Ither.