The English diminutive Wyot is witnessed in 1379 in the relational byname Wyotsoñ (WRYPT1 p. 146).

Belgium

Latin

● 1106 Guidonis (gen) CartStBert 2; 1107 Wido (nom) ibid. 3; 1110 Guido (nom) ibid. 4; 1256 Guidone (abl) OHZI-II no. 10, Guidonem (acc) ibid. no. 4, Guidoni (dat) ibid. no. 12, Guidonis (gen) ibid. no. 4, Guydone (abl) ibid. no. 11

England

Latin

● 1185x1186 Widonem (acc) PR-XXXVI p. 23, Widonis (gen) ibid. p. 23; 1189 Guido (nom) GASurv p. 232, Wido (nom) ibid. p. 217; 1222 Guido (nom) StPaulDom p. 5; 1246 Widonem (acc) PSS-II p. 6; 1256 Wydo (nom) EARNb p. 4; 1340xc1450 Gwydo (nom) CovGuild-1 p. 8; 1347 Guidone (abl) SocAntNor-3-3 no. 7; 1357 Guidone (abl) ibid. no. 23

◑ 1357 Guyoto (abl) SocAntNor-3-3 no. 23

Dutch

● 1590 Guido AuFr Blauvoet

Early Modern English

● 1477 Gye BreadBk p. 12; 1567/8 Gye RegBisham p. 2; 1580 Guy WAmar-1 p. 98; 1589 Guie RegBisham p. 5, Guy ibid. p. 5; 1591 Gy COmar-vol5 p. 86

France

Latin

● c823 Guido (nom) irminon-vol2 94, Ved; 11thC Guido (nom) CartSPL1 I; 1030x70 Vuido (nom) St-Bernard-Romans no. 110, Vuidonis (gen) ibid. no. 110; 1031 Widoni (gen) ibid. no. 107; 1055 Guido (nom) StVdM-II 739, Guidone (abl) ibid. 739, Guidonis (gen) ibid. 739; 1066 Guido (nom) ibid. 698; 1067 Guido (nom) CartNDSaintes XII, Guidoni (dat) ibid. XII, Guidonis (gen) ibid. XII; 1067x1074 Guidone (abl) ibid. XIII; 1067x1086 Guidonis (gen) ibid. XIV; 1083 Wido (nom) St-Bernard-Romans 126, Widonis (gen) ibid. 126; a1089x1101 Guido (nom) CartStPC XXXIX; 1101x1129 Guido (nom) ibid. XXXII, Guidone (abl) ibid. XXVIII; 1107 Guido (abl) ibid. XVII; 1115 Guido (nom) CartNDJosaphat V, Wido (nom) ibid. VI; 1120 Wido (nom) ibid. VIII; 1123 Widonis (gen) ibid. XII; 1125x1136 Widonis (gen) CartYonne1 CXXXIX; 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; 1158x1170 Widonis (gen) ibid. 138; 1159 Guido (nom) StVdM-II 736, clairvaux-12thc 37, Guidonem (acc) StVdM-II 736, Guidonis (gen) clairvaux-12thc 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; 1166 Guido (nom) ibid. 128; c1170 Guido (nom) CartNDdOurscamp LXXXIV; 1170 Guidonis (gen) clairvaux-12thc 137; 1171 Guido (nom) ibid. 140; 1173 Guidonis (gen) ibid. 151; 1175 Guidonis (gen) ibid. 162; c1175–1180 Guidonis (gen) ChartCaen2 p. 65, Wido (nom) ibid. p. 62; 1179 Guido (nom) clairvaux-12thc 176, Guidone (abl) ibid. 178, Guidonis (gen) ibid. 169, Wido (nom) ibid. 176; 1180 Guido (nom) CartNDdOurscamp 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; 1188 Guido (nom) NotSLdN II; 1190 Guido (nom) CartNDdOurscamp CII; 1201 Guido (nom) ibid. LXI; 1205 Guido (nom) ibid. XXXIII; 1207 Guido (nom) ibid. CXXIX, Guidonis (gen) ibid. XLII; 1217 Guido (nom) NDParisII 2-LVI; 1218 Guido (nom) CartNDdOurscamp CXXXIV, Guidonis (gen) ibid. CXXXIV; 1223 Guido (nom) ChartCaen2 14; 1246 Guido (nom) NDParisII 2-CVI, Guidone (abl) ibid. 2-CVI; 1252 Guido (nom) ibid. 1-II, Guidoni (dat) SocAntNor-3-3 13; 1256 Guido (nom) OHZI-II no. 2; 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; 1292 Guido (nom) MemBret-I 1102; 1300 Guidonis (gen) CartNDdOurscamp LXIX; 1301 Guidoni (gen) MemPic-vol17 p. 199, Guidonis (gen) ibid. p. 210; 1345 Guidonis (gen) CDEM-7.2 613; 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; 1269 Guidoni (gen) NDParisII 2-III

Old French

● 1292 Guy (obl) MemBret-I 1101; 1296 Gui (obl) HistHdVParis p. 131; 1298 Gui (obl) ibid. p. 139; 1301 Guis (nom) ArchReimsII1 XVIII; 1313 Gui Paris1313 p. 3

◑ 1292 Guiot 1292paris p. 1, (obl) HistHdVParis p. 112; 1293 Guiet (obl) ibid. p. 123; 1296 Guiot paris1296 p. 3; 1313 Guiot Paris1313 p. 7; 1327 Guyot MemDocMan-2 p. 191

Middle French

● 1358 Guy LeCoq p. 381; 1392 Gui MemBret-II col. 609, Guy ibid. col. 602; 1415[1469x1471] Guy Waurin p. 228; 1418 Guy HGParis p. 375; 1421 Guy favier 844; 1455 Guy HRAVP-3 p. 353; 1493 Gui MSR1838 p. 378; 1562 Guy RegPCC-1 p. 12; 1566 Guy ibid. p. 224; 1571 Guy ibid. p. 479; 1587 Guy RTFProvins 236

◑ 1386 Guion MemBret-II col. 514; 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 DdB1418 p. 203, HGParis p. 375, Guyon DdB1418 p. 214, Guyot ibid. p. 210, HGParis p. 387; 1421 Guiot favier 76; 1423 Guion ibid. 23, Guiot ibid. 219; 1438 Guion ibid. 221, Guiot ibid. 302; 1566 Guyon RegPCC-1 p. 257; 1571 Guyon ibid. p. 626; 1587 Guyot RTFProvins 123

Germany

Latin

● 997 Vuido (nom) quix-vol1 49; c1070 Wito (nom) UrkStyria 72; 1122 Widonis (gen) quix-vol1 27; 1157 Guido (nom) ibid. 44; 1186 Guido (nom) quix-vol2 123; 1216 Guido (nom) hennes-vol1 25

Italy

Latin

● 1100 Guidi (gen) RCI-Cam1 626; 1179 Guido (nom) CartHaut 25, Guidonis (gen) ibid. 25; 1189 Guido (nom) ChStBo1 I, Guidonis (gen) ibid. I; 1195 Guido (nom) ibid. II, Guidone (abl) ibid. II; 1198 Guido (nom) ibid. III, Guidone (abl) ibid. III, Guidonis (gen) ibid. III; 1220 Guido (nom) hennes-vol1 49; 1224 Guido (nom) UrkRott-1 17; 1253 Guidonis (gen) MonRav-1 CLIX; 1270 Guidus (nom) BBC-Berg p. XLII; 1273 Guidottis (abl) ibid. p. XLII; 1285 Guidi (gen) Perugia1285 p. 161, Guidonis (gen) ibid. p. 153; 1304 Guido (nom) AnnMin6 XII; 1310 Guido (nom) MonRav-2 CCCL; 1326 Guido (nom) Friuli-14thC no. 435, Guidoni (dat) ibid. no. 435; 1363 Guidonis (gen) Livi p. 143; 1366 Guidi (gen) ibid. 35, Guido (nom) ibid. 45, Guidone (abl) ibid. 18; 1397 Guidoni (dat) StDav-1 p. 2

◑ 1161 Guienzon (nom) Livi p. 41; 1195 Guidoctus (nom) ChStBo1 II; 1198 Guidoctus (nom) ibid. III, Guidotti (gen) ibid. III; 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, Guiderigii (gen) ibid. p. 160, Guidutii (gen) ibid. p. 157; 1304 Guidotti (gen) BBC-Berg p. XLVI; 1310 Guidotus (nom) MonRav-2 CCCL

The Netherlands

Latin

● 1311 Guijdone (abl) GesOIJ-1 p. 298

Scotland

Latin

● 1124 Guido (nom) ESC L

Spain

Catalan

◑ 1510 Guixot valencia1510 1243

Switzerland

Latin

● 1134 Guido (nom) CartHaut 1, Guidoni (dat) ibid. 1, Guydo (nom) ibid. 1; 1141 Guido (nom) ibid. 3, Guidoni (dat) ibid. 3; 1150 Guido (nom) ibid. 4; 1154 Guido (nom) ibid. 5; 1161 Wido (nom) ibid. 10; 1162 Widonis (gen) ibid. 12; 1163 Wido (nom) ibid. 13; 1179 Wido (nom) ibid. 24; 1195 Guido (nom) ibid. 29; 1220 Guido (nom) ibid. 36; 1242 Guido (nom) ibid. 44; 1343 Guyon (nom) Ob-SPVn (142)

Wales

Latin

● 1397 Guido (nom) StDav-1 p. 8, Guidonis (gen) ibid. p. 2