Wichard m. Old Saxon wig, Old High German wīc 'war, battle' + Old Saxon hard, Old High German hart 'strong, hard'.

Austria

Latin

● 1237 Wichardus (nom) hennes-vol1 96

Belgium

Latin

● 1050 Wichardus (nom) CRS-2-5 p. 232

Czech Republic

Latin

● 1356 Wicardo (dat) chlumecky 150

France

Latin

● 862x876 Wicardi (gen) InsMacon X; 1135 Wichardo (abl) clairvaux-12thc 7; 1138x1162 Wichardi (gen) ibid. 79, Wichardus (nom) ibid. 79; 1147 Guicardo (abl) ibid. 14, Guichardo (abl) ibid. 19, Guichardus (nom) ibid. 19, Wicardo (abl) ibid. 14, Wicardus (nom) ibid. 19, Wichardus (nom) ibid. 15; 1147x1162 Guichardus (nom) ibid. 48; 1164 Guichardus (nom) ibid. 122; 1168 Wichardus (nom) ibid. 134; 1171 Guichardus (nom) ibid. 142; 1174 Wichardus (nom) ibid. 160; 1179 Vichardus (nom) ibid. 175, Wichardi (gen) ibid. 176, Wichardus (nom) ibid. 176; 1187 Wicardi (gen) CartNDdOurscamp LVII; 1196 Wichardo (abl) ibid. LXIV, Wichardus (nom) ibid. CXXXIX; 1300 Guichardi (gen) St-Bernard-Romans 382; 1301 Wicardus (nom) MemPic-vol17 p. 207, Wichardus (nom) ibid. p. 229

Middle French

● 1392 Guichart MemBret-II col. 610

Germany

Latin

● 822x875 Wichardo (abl) TradCorb §46; 1219 Wicardum (acc) hennes-vol1 41