Walcher m. Old Frankish, Old German walh 'foreigner, stranger; slave' from Proto-Germanic *walhaz, from a Celtic tribal name + Old High German heri 'host, army'.

France

Latin

● a993? Vualcherii (gen) CartSavII 103; 1096 Walkerus (nom) CartSPL1 IX; 1125 Walcheri (gen) CartStBert 10; 1138x1162 Walchero (abl) clairvaux-12thc 56; 1147 Walcherii (gen) ibid. 16, Walcherio (abl) ibid. 15; 1147x1158 Gaucheri (gen) ibid. 34; 1147x1162 Gaucheri (gen) ibid. 55; 1157 Galcherii (gen) ibid. 32; 1163–64 Gualcheri (gen) ibid. 109; 1164 Gualcheri (gen) ibid. 120, Walcheri (gen) ibid. 120; 1171 Walcherio (abl) ibid. 139; 1179 Gualcherii (gen) ibid. 171; 1235 Gaucheri (gen) HAP p. 371, Gaucherus (nom) ibid. p. 371; 1241 Galcherus (nom) ibid. p. 380; 1300 Gaucherus (nom) ArchReimsII1 VIII; 1378 Gauchero (dat) hanquetvol1 656, Waukerii (gen) ibid. 146

Old French

● 1296 Gauchier paris1296 p. 34; 1301 Wachiers (nom) ArchReimsII1 XVII

Middle French

● 1418 Gaucher HGParis p. 377; 1421 Gauchier favier p. 174; 1423 Gauchier ibid. 231; 1438 Gauchier ibid. 28

Italy

Latin

● 1156 Gaucherio (abl) CartYonne1 CCLXXX; 1179 Gualcherii (nom) CartHaut 25

Switzerland

Latin

● 1141 Walcherius (nom) CartHaut 3, Walcherus (nom) ibid. 3; 1150 Walcherus (nom) ibid. 4; 1154 Galcherius (nom) ibid. 5; 1163 Walcherii (gen) ibid. 14, Walchero (dat) ibid. 13; 1164 Walcherus (nom) ibid. 15; 1179 Walcherus (nom) ibid. 24; 1180 Galcherus (nom) ibid. 26; 1186 Walcherum (acc) ibid. 27; 1210 Galcherus (nom) CartChart 4; 1211 Gaucheri (gen) ibid. 5; 1215 Walcherus (nom) CartHaut 34; 1220 Walcherus (nom) ibid. 37; 1224 Galcherus (nom) ibid. 38; 1235 Galchero (abl) CLC p. 39, Walchero (dat) ibid. p. 33; 1248 Galcherus (nom) CartHaut 51