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Dictionary of Medieval Names
from European Sources

Guy m. Old Saxon widu, wido, Old High German witu 'wood'.

The name of a King of Jerusalem and Cyprus.

England
Latin
1347 Guidone (abl) SocAntNor-3-3 no. 7; 1357 Guidone (abl) ibid. no. 23
1357 Guyoto (abl) SocAntNor-3-3 no. 23
France
Latin
1030x70 Vuido (nom) St-Bernard-Romans no. 110, Vuidonis (gen) ibid. no. 110; 1031 Widoni (gen) ibid. no. 107; 1067 Guido (nom) CartNDSaintes XII, Guidoni (dat) ibid. XII, Guidonis (gen) ibid. XII; 1067x1074 Guidone (abl) ibid. XIII; 1067x1086 Guidonis (gen) ibid. XIV; 1107 Guido (abl) CartStPC XVII; 1115 Guido (nom) CartNDJosaphat V, Wido (nom) ibid. VI; 1120 Wido (nom) ibid. VIII; 1123 Widonis (gen) ibid. XII; 1126 Guido (nom) CartStPC IV; 1131 Guido (nom) clairvaux-12thc 4; 1133 Widonis (gen) CartNDdOurscamp XXX; 1135 Guido (nom) clairvaux-12thc 7, Guidone (abl) ibid. 7, Guidonis (gen) ibid. 7; 1138x62 Guido (nom) ibid. 84, Wido (nom) ibid. 87; 1138x1148 Guido (nom) ibid. 21; 1141 Guido (nom) CartNDSaintes VII; 1143 Guidonis (gen) clairvaux-12thc 10; 1143x1146 Wido (nom) ibid. 12; 1146 Guido (nom) CartNDSaintes VIII, Guidonis (gen) CartNDdOurscamp CXII; 1147 Guido (nom) clairvaux-12thc 14, Guidone (abl) ibid. 14, Guidonis (gen) ibid. 15, Wido (nom) ibid. 14, Widone (abl) ibid. 14; 1147x1158 Guido (nom) ibid. 34; 1147x1162 Guido (nom) ibid. 48, Guidone (abl) ibid. 43, Wido (nom) ibid. 54; 1153 Guido (nom) CartNDSaintes IX; 1155 Wido (nom) clairvaux-12thc 30; 1159 Guido (nom) ibid. 37, Guidonis (gen) ibid. 37; 1162 Wido (nom) ibid. 40; a1163 Guidonis (gen) ibid. 96; 1163 Guidone (abl) ibid. 99, Guidonis (gen) ibid. 99, Guis (nom) ibid. 94, Widonis (gen) ibid. 99; 1163–64 Guido (nom) ibid. 106, Guidone (abl) ibid. 113; 1164 Guido (nom) ibid. 120, Guidone (abl) ibid. 121, Guidonis (gen) ibid. 120; c1170 Guido (nom) CartNDdOurscamp LXXXIV; 1180 Guido (nom) ibid. LV; c1180 Guido (nom) ibid. LXVIII; 1180 Guidone (abl) RotScaNor p. 21, Widone (abl) ibid. p. 19; 1187 Guidone (abl) CartNDdOurscamp LVII, Guidonis (gen) ibid. LVII; 1190 Guido (nom) ibid. CII; 1201 Guido (nom) ibid. LXI; 1205 Guido (nom) ibid. XXXIII; 1207 Guidonis (gen) ibid. XLII; 1257 Guido (nom) ArrestReg-volI II, St. Martin; 1258 Guido (nom) ibid. XXIX, Candlemas; 1259 Guido (nom) ibid. X, St. Martin, Guidonem (acc) ibid. XVII, Pentecost; 1260 Guido (nom) ibid. VI, Candlemas, Guidonis (gen) ibid. XXIII, Ascension; 1261 Guidonem (acc) ibid. III, St. Martin; 1300 Guidonis (gen) CartNDdOurscamp LXIX; 1301 Guidoni (gen) MemPic-vol17 p. 199, Guidonis (gen) ibid. p. 210; 1378 Guido (nom) hanquetvol1 564, Guidoni (dat) ibid. 27, Guidonis (gen) ibid. 564, Guidony (dat) ibid. 658, Guy (nom) ibid. 2107
1147 Guidonellus (nom) clairvaux-12thc 19; 1260 Guioti (gen) ArrestReg-volI XXIII, Ascension
Old French
1313 Gui Paris1313 p. 3
1296 Guiot paris1296 p. 3; 1313 Guiot Paris1313 p. 7; 1327 Guyot lecoy p. 191
Middle French
1392 Gui MemBret-II col. 609, Guy ibid. col. 602; 1418 Guy HGParis p. 375; 1421 Guy favier 844
1387 Guiot beauchet-vol1 p. 15; 1392 Guiet MemBret-II col. 605, Guion ibid. col. 600, Guiot ibid. col. 597, Guyon ibid. col. 598; 1418 Guion HGParis p. 388, Guiot ibid. p. 375, Guyot ibid. p. 387; 1421 Guiot favier 76; 1423 Guion ibid. 23, Guiot ibid. 219; 1438 Guion ibid. 221, Guiot ibid. 302
Germany
Latin
997 Vuido (nom) quix-vol1 49; 1122 Widonis (gen) ibid. 27; 1157 Guido (nom) ibid. 44; 1216 Guido (nom) hennes-vol1 25
Italy
Latin
1220 Guido (nom) hennes-vol1 49; 1270 Guidus (nom) BBC-Berg p. XLII; 1273 Guidottis (abl) ibid. p. XLII; 1285 Guidonis (gen) Perugia1285 p. 153; 1326 Guido (nom) Friuli-14thC no. 435, Guidoni (dat) ibid. no. 435
1265x1339 Guidoti (gen) BBC-Berg 272, Guydeti (gen) ibid. 340, Guydoti (gen) ibid. 192; 1273 Guidonus (nom) ibid. p. XLII, Guidottus (nom) ibid. p. XLII; 1277 Guidonus (nom) ibid. p. XLII, Guidoti (gen) ibid. p. XLII; 1282 Guidoti (gen) ibid. p. XLVII; 1285 Guidarelli (gen) Perugia1285 p. 154, Guidarellus (nom) ibid. p. 153, Guidutii (gen) ibid. p. 157; 1304 Guidotti (gen) BBC-Berg p. XLVI
Spain
Catalan
1510 Guixot valencia1510 1243
Switzerland
Latin
1343 Guyon (nom) Ob-SPVn (142)
Unspecified
Latin
1252 Guidoni (dat) SocAntNor-3-3 13
Preview. DO NOT cite as: J. Uckelman, S.L. Uckelman. "Guy". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2015, no. 1. http://dmnes.org/2015/1/name/Guy.