Fulcher m. Old High German folk 'people, nation, tribe, race' + Old English here, Old High German heri 'host, army'.

England

Latin

● 1185x1186 Fulcherii (gen) PR-XXXVI p. 20

France

Latin

● 862x876 Folcherii (gen) InsMacon X; 1064 Fulcherius (nom) StVdM-II 715; 1082x87 Folcherius (nom) St-Bernard-Romans no. 120; 1123 Fulcherii (gen) CartNDJosaphat XII; 1125 Fulcherii (gen) CartStBert 10; 1138x1162 Fulcherius (nom) clairvaux-12thc 69

Old French

● 1301 Faukeres (nom) MemPic-vol17 p. 279; 1327 Foucquier MemDocMan-2 p. 185, Fouquier ibid. p. 175

Germany

Latin

● 822x875 Folckier (nom) TradCorb §154; 951 Fulcherus (nom) HambUrk-vol1 XXXVI; 963x1023 Folcheri (nom) TradCorb §226

Italy

Latin

◑ 1326 Fulcherinum (acc) Friuli-14thC no. 435, Fulcherinus (nom) ibid. no. 435