Reinward m. Proto-Germanic *ragin 'counsel, might' + Old High German wart 'guard, ward'.

Austria

Latin

● 1074x1087 Reginwardus (nom) UrkStyria 77; c1125 Reginuuart (nom) ibid. 115

France

Latin

● c823 Ragnoardus (nom) irminon-vol2 17, Ved; 1094 Rainoardi (gen) StVdM-II 686, Rainoardus (nom) ibid. 686; 1098 Rainoardo (abl) ibid. 697, Rainoardus (nom) ibid. 697

Germany

Latin

● 822x875 Raginwardo (abl) TradCorb §154, Ragynwardus (nom) ibid. §128, Rainwardus (nom) ibid. §14, Ranwardus (nom) ibid. §133, Reynuert (nom) ibid. §83; 886 Reinuuardo (dat) HambUrk-vol1 XXI; 963x1023 Rainward (nom) TradCorb §228, Rainwardus (nom) ibid. §226; 1259 Reinwardus (nom) CDL-1.1.1 XXXI; 1267 Reynwardus (nom) UrkMeck1 no. LXIII