Liutulf m. Old High German liut 'people' + Old German wulf 'wolf'.

Belgium

Latin

● 1212x1213 Lidolphus (nom) OvdFB 2

England

Dutch

● 1592 Ludolff AuFr Cugelsteins

Germany

Latin

● 822x875 Ludolf (nom) TradCorb §82, Ludolfo (abl) ibid. §89, Ludolfus (nom) ibid. §63, Luidolf (nom) ibid. §82, Luidolfus (nom) ibid. §161; 966 Luidolfus (nom) quix-vol1 13, Luitolfus (nom) ibid. 14; 1200 Ludolfus (nom) hennes-vol1 5; 1218 Lutolfus (nom) ibid. 35; 1225 Ludolfus (nom) ibid. 68; 1238 Ludolfi (gen) CDL-1.1.1 XVII, Ludolfus (nom) ibid. XVI; 1259 Ludolfus (nom) ibid. XXXI; 1332 Ludolphus (nom) UrkMeck-8 5370; 1342 Ludolpho (dat) UrkHan 6, Ludolphus (nom) ibid. 6; 1401 ludolpho (dat) HD1401 no. 46; 1540 Ludolpho (abl) quix-vol1 93

Italy

Latin

● 1092 Litolfi (gen) RCI-Cam1 566; 1100 Litolfi (gen) ibid. 627; 1326 Litolfi (gen) Friuli-14thC no. 430, Litolfus (nom) ibid. no. 428, Litulfi (gen) ibid. no. 428, Litulfus (nom) ibid. no. 428

Latvia

Latin

● 1286 Ludolfi (gen) RigSB 463; 1288 Ludolphi (gen) ibid. 516, Ludolpho (dat) ibid. 519; 1294 Ludolpho (dat) ibid. 45

The Netherlands

Latin

● 1254 Ludolfus (nom) GesOIJ-1 p. 294

Sweden

Latin

● 1350 Ludholfi (gen) SDHK no. 6057