Spellings in W- are typical of Picardy.
- Belgium
-
- Old French
- ● 14thC Guiars (nom) AnNam p. 143,
Gyars (nom) ibid. p. 143
- Middle French
- ● 1351 Guiart AnNam p. 144
- France
-
- Latin
- ● c11thC Guitardo (abl) St-Barnard-Romans no. 91;
1135 Guiardi (gen) clairvaux-12thc 7,
Guiardo (abl) ibid. 7,
Guiardus (nom) ibid. 7,
Wiardus (nom) ibid. 7;
1138x1162 Wiardi (gen) ibid. 73,
Wiardo (abl) ibid. 62,
Wiardus (nom) ibid. 61;
1139 Guiardi (gen) HAP p. 372,
Guiardo (abl) ibid. p. 371,
Guiardus (nom) ibid. p. 372;
1145 Wiardus (nom) clairvaux-12thc 11;
c1147 Guiardi (gen) CartNDdOurscamp LXII;
1147 Guiardi (gen) clairvaux-12thc 14,
Guiardo (abl) ibid. 14,
Guiardus (nom) ibid. 14;
1147x1153 Guiardo (abl) ibid. 26;
1147x1162 Guiardi (gen) ibid. 55,
Guiardo (abl) ibid. 55,
Guiardus (nom) ibid. 55,
Wiardus (nom) ibid. 49;
1152x1156 Guiardus (nom) ibid. 31;
1158 Wiardus (nom) ibid. 33;
1158x1170 Wiardus (nom) ibid. 138;
a1163 Wiardo (abl) ibid. 98,
Wiardus (nom) ibid. 96;
1163 Guiardi (gen) ibid. 99,
Wiardi (gen) ibid. 95;
1163–64 Wiardi (gen) ibid. 106,
Wiardo (abl) ibid. 106,
Wiardus (nom) ibid. 106;
1164 Guiardus (nom) ibid. 122,
Viardi (gen) ibid. 120,
Wiardi (gen) ibid. 120,
Wiardo (abl) ibid. 120,
Wiardus (nom) ibid. 120;
1166 Wiardus (nom) ibid. 129;
1171 Guiardus (nom) ibid. 140,
Wiardus (nom) ibid. 139;
1172 Wiardus (nom) ibid. 149;
1173 Wiardus (nom) ibid. 153;
1174 Wiardi (gen) ibid. 161;
1179 Guiardi (gen) ibid. 178,
Guiardus (nom) ibid. 178,
Viardi (gen) ibid. 176,
Viardo (abl) ibid. 176,
Viardus (nom) ibid. 176,
Wiardi (gen) ibid. 178,
Wiardo (abl) ibid. 176,
Wiardum (acc) ibid. 175,
Wiardus (nom) ibid. 174,
Wuiardus (nom) ibid. 178;
1190 Wiardi (gen) CartNDdOurscamp CV;
1214 Wiardi (gen) ibid. CXLI;
1255x1256 Guiardus (nom) NDParisII 2-CXIII;
1268 Guiardi (gen) ibid. 2-V;
1269 Guiardi (gen) ibid. 2-III;
1283–86 Guitardi (gen) GasReg-A p. 227;
1292 Guiardus (nom) MemBret-I 1103;
1310 Guitardus (nom) GasReg-A p. 217;
1378 Wiardi (gen) hanquetvol1 314
- Old French
- ● 1292 Guiart 1292paris p. 1;
1293 Guiart (obl) HistHdVParis p. 123;
1294 Guiart (obl) ibid. p. 126;
1296 Guiart paris1296 p. 17;
1301 Wiart (obl) MemPic-vol17 p. 282;
1313 Guiart Paris1313 p. 12
- Spain
-
- Latin
- ● 1019 Guitardus (nom) CDCB-XV MMCLXXIV
- Catalan
- ● 1131 Guitard RusGeb p. 263;
1510 Guitard valencia1510 582
Cite as: S.L. Uckelman. "Guiart". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2019, no. 1. http://dmnes.org/2019/1/name/Guiart.