Forms of Engilbert and Ingalbert are often impossible to distinguish from each other.
  
  
- Austria
- 
- Latin
- ● 928 Engilperht (nom) UrkStyria 18;
 930 Engilperht (nom) ibid. 19;
 c1055 Engilberti (gen) ibid. 61;
 c1065 Engilberti (gen) ibid. 67;
 c1066 Engilperti (gen) ibid. 68,
 Engilpreht (nom) ibid. 68;
 c1070 Engilberti (gen) ibid. 69;
 1074x1087 Engelberti (gen) ibid. 77,
 Engelbertus (nom) ibid. 77,
 Engilberti (gen) ibid. 77;
 c1075 Engilberti (gen) ibid. 78;
 c1100 Engelberti (gen) ibid. 89;
 c1130 Englinbertus (nom) ibid. 122a
 
- Belgium
- 
- Dutch
- ● 1597x1598 Engelbeert BoonenGes p. 335
 
- Brabant
- 
- Latin
- ● 1312 Enghelbertus (nom) JeanIII p. 41
 
- Czech Republic
- 
- Latin
- ● 1395 Engelbertus (nom) LDFPUP1 p. 18
 
- Denmark
- 
- Danish
- ● 1581 Enngelbret KD-1 no. 362
 
- England
- 
- Latin
- ● 1189 Ingelbertus (nom) GASurv p. 221
- Dutch
- ● 1582 Engelbert AuFr Cempen
- Early Modern English
- ● 1544 Ingilbert StNick-Sf p. 1
 
- Estonia
- 
- Middle Low German
- ● 1383 Engelbrecht BbRT p. 336;
 1397 Engelberd ibid. p. 340;
 1412 Engelberd ibid. p. 346;
 1415 Engelberd ibid. p. 347;
 1422 Engelberd ibid. p. 350;
 1433 Engelbrecht ibid. p. 356;
 1437 Engelbrecht ibid. p. 359
- ◑ 1592 Inge Tiik1977 p. 285
 
- France
- 
- Latin
- ● c823 Ingalbertus (nom) irminon-vol2 64;
 933 Ingelberti (gen) St-Barnard-Romans no. 147;
 1031 Ingelberti (gen) ibid. no. 107;
 c1050 Inguilbertus (nom) StVdM-II 675;
 1079x1101 Ingelberti (gen) CartStPC IX;
 1096 Engelbertus (nom) CartSPL1 IX;
 1146 Engelberto (abl) HAP p. 374;
 1147 Engelberto (abl) clairvaux-12thc 19,
 Engelbertus (nom) ibid. 15,
 Ingelbertus (nom) ibid. 18;
 1163–64 Engilbertus (nom) ibid. 115;
 1179 Hingelberto (abl) ibid. 179,
 Ingelbertus (nom) ibid. 177;
 1190 Engilbertus (nom) CartNDdOurscamp CIII;
 1378 Engelberti (gen) hanquetvol1 1376,
 Engilberto (dat) ibid. 1762
- Middle French
- ● 1493 Englebert MSR1838 p. 380
- ◑ 1421 Englebin favier 1023, p. 222
 
- Germany
- 
- Latin
- ● 925 Engilberti (gen) UrkStyria 14,
 Engilperht (nom) ibid. 14;
 1134 Engelbertus (nom) quix-vol1 97;
 1137 Engelbertus (nom) ibid. 102;
 1189 Engelbertus (nom) ibid. 82;
 1192 Engelbertus (nom) ibid. 40;
 1196 Engelberto (abl) ibid. 68,
 Engilberto (abl) ibid. 68;
 1216 Engilbertus (nom) hennes-vol1 22;
 1218 Engelbertus (nom) quix-vol2 127;
 1220 Engelbertus (nom) hennes-vol1 47;
 1221 Engelberto (abl) quix-vol2 130;
 1222 Engelberto (abl) ibid. 132,
 Engelbertus (nom) quix-vol1 74;
 1223 Engelbertus (nom) quix-vol2 136;
 1224 Engilbertus (nom) hennes-vol1 66;
 1248 Engelbertus (nom) UrkMeck1 no. XXXIV;
 1259 Eggelbertus (nom) CDL-1.1.1 XXXI,
 Engelberti (gen) ibid. XXXI,
 Engelbertus (nom) ibid. XXXI;
 1278 Engelberto (dat) hennes-vol1 264,
 Engelbertus (nom) ibid. 264;
 1281 Engelberto (abl) ibid. 275,
 Engilberto (abl) ibid. 272;
 1284 Engelbertus (nom) ibid. 294,
 Engilbertus (nom) ibid. 294;
 1288 Engilbertus (nom) ibid. 314;
 1303 Engelberti (gen) BremUrk2 no. 31,
 Engelbertus (nom) ibid. no. 30
 
- Italy
- 
- Latin
- ● 827 Engilperht (nom) FRA-XXXL 11;
 1237 Engelpreti (gen) TirNot1 582,
 Engelpretus (nom) ibid. 584
 
- Latvia
- 
- Latin
- ● 1286 Engelbertus (nom) RigSB 326;
 1288 Eggelbertus (nom) ibid. 333;
 1289 Eggelbertus (nom) ibid. 332,
 Engelberti (gen) ibid. 509,
 Engelbertus (nom) ibid. 340;
 1290 Eggelbertus (nom) ibid. 345;
 1291 Eggelbertus (nom) ibid. 347;
 1293 Eggelbertus (nom) ibid. 351;
 1294 Eggelbertus (nom) ibid. 355;
 1299 Engelbertus (nom) ibid. 364;
 1300 Engelbert (nom) ibid. 848;
 1303 Engelbertus (nom) ibid. 372;
 1307 Engilbertus (nom) ibid. 378
 
- The Netherlands
- 
- Latin
- ● 709 Aengelbertus (nom) OrkGZ no. 2;
 800 Engilberti (gen) ibid. no. 19;
 801 Engilberti (gen) ibid. no. 22;
 1356 Enghelbertus (nom) GesOIJ-1 p. 301;
 1387 Engelbertus (nom) ibid. p. 305
 
- Sweden
- 
- Latin
- ● 1323 ængilberti (gen) SDHK no. 3200
 
Cite as: R. Le Get, S.L. Uckelman. "Engelbert". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2019, no. 1. http://dmnes.org/2019/1/name/Engelbert.