The name of four Holy Roman Emperors, a Frankish king, and a number of saints, as well as the baptismal name of a 14th C pope.
The forms Otto and Otho are preferred in Germany, with Odo being more common in France. In Ireland, Odo was sometimes used as an anglicization of Aodh.
- Austria
-
- Latin
- ● 942 Otto (nom) UrkStyria 22,
Ottonis (gen) ibid. 22;
979 Otto (nom) ibid. 28;
c1065 Ottonis (gen) ibid. 67;
c1066 Otto (nom) ibid. 68;
c1070 Otto (nom) ibid. 74;
c1100 Otto (nom) ibid. 89,
Ottonis (gen) ibid. 89;
1103 Otto (nom) ibid. 94a;
c1128 Otto (nom) ibid. 120,
Ottonis (gen) ibid. 118a;
1231 Otto (nom) UBEnns3 I,
Ottone (abl) ibid. II;
1237 Otto (nom) hennes-vol1 96;
1268 Otto (nom) ibid. 197;
1277 Ottone (abl) FRA-XXXL 355
- Belgium
-
- Latin
- ● 1107 Odo (nom) CartStBert 3,
Odone (abl) ibid. 3,
Odonis (gen) ibid. 3;
1238 Otto (nom) OvdFB 3
- Dutch
- ● 1597x1598 Otto BoonenGes p. 378
- Brabant
-
- Latin
- ● 1312 Ottho (nom) JeanIII p. 25,
Otto (nom) ibid. p. 28
- Czech Republic
-
- Latin
- ● 1349 Ottoni (dat) chlumecky 36;
1353 Ottoni (dat) ibid. 97;
1356 Otto (nom) ibid. 130
- ◑ 1351 Otycone (abl) chlumecky 52,
Otyk (nom) ibid. 35;
1358 Ottiko (nom) ibid. 394, p. 36;
1377 Odolenus (nom) LDFPUP1 p. 32
- Middle High German
- ● 1331 Ott (nom) Rössler1 36;
c1339 Otto (nom) ibid. 93;
1342 Ott (nom) ibid. 98;
1349 Otten (gen) ibid. 48;
1389 Otto (nom) ibid. 118
- Denmark
-
- Latin
- ● 1362 Otto (nom) MIRGPCM4 XVI-V
- Danish
- ● 1581 Otthe KD-1 no. 362
- England
-
- Latin
- ● 1185x1186 Oto (nom) PR-XXXVI p. 11;
1189 Odo (nom) GASurv p. 151,
Odonis (gen) ibid. p. 145;
1222 Odo (nom) StPaulDom p. 22,
Odonis (gen) ibid. p. 23;
1246 Odonem (acc) PSS-II p. 6,
Odonis (gen) ibid. p. 6;
1296 Odo (nom) RCS-1 p. 93b,
Odonis (gen) ibid. p. 95a;
1337 Ottoni (dat) MHCG2 459;
1397 Othonis (gen) StDav-1 p. 22;
1571 Otthonis (gen) AuFr Jacobs
- Dutch
- ● 1573 Otto AuFr Jacobsz;
1577 Otto ibid. Jacobsen
- Estonia
-
- Middle Low German
- ● 1431 Otte BbRT p. 355
- ◑ 1385 Otke BbRT p. 338;
1386 Otke ibid. p. 338;
1406 Otke ibid. p. 344;
1433 Otke ibid. p. 356;
1434 Otke ibid. p. 357;
1436 Otke ibid. p. 358;
1592 Ottste Tiik1977 p. 287
- Finland
-
- Early Modern Swedish
- ● 1548 Ottes (gen) Audén1980 p. 169
- France
-
- Latin
- ● 2h12thC Odo (nom) NotSLdN III;
699 Otto (nom) DCEL-2 Add. X;
700 Ocdo (nom) ibid. XIV;
c823 Odo (nom) irminon-vol2 94, Ved;
937x93 Odon (acc) St-Barnard-Romans no. 99,
Odoni (gen) ibid. no. 80;
980 Odo (nom) NotSLdN p. 247;
1007x1008 Odonis (gen) DocMonSav p. 96;
1032x1100 Odoni (dat) LDS LXV,
Odonis (gen) ibid. LXV;
1051 Oddo (nom) St-Barnard-Romans no. 142;
1067 Odo (nom) CartNDSaintes XII,
Odonis (gen) ibid. XII;
1079x1081 Odo (nom) ibid. XXI,
Oto (nom) ibid. XXI;
1079x1101 Odo (nom) CartStPC IX;
1082x1087 Odo (nom) St-Barnard-Romans no. 120;
1090 Odonis (gen) CartSPL1 VII;
1101x1129 Odo (nom) CartStPC XXII,
Odone (abl) ibid. XXVIII;
a1108 Odo (nom) ibid. XXI;
a1116 Odo (nom) ibid. XX,
Odonis (gen) ibid. XX;
c1120 Odo (nom) CartNoyers CDXXXVI;
1123 Odonis (gen) CartNDJosaphat XII;
1125x1136 Odonis (gen) CartYonne1 CXXXIX;
1130 Udone (abl) CartStPC VIII;
1130x1150 Udo (nom) ibid. XXVII;
1135 Odo (nom) clairvaux-12thc 7,
Odone (abl) ibid. 7,
Oto (nom) ibid. 7;
1138x62 Odo (nom) ibid. 66,
Odonis (gen) ibid. 66;
c1140 Odo (nom) CartNDdOurscamp LXXXIII;
1143x1146 Odo (nom) clairvaux-12thc 12;
1146 Odo (nom) CartNDSaintes VIII;
1147 Hoto (nom) clairvaux-12thc 15,
Odo (nom) ibid. 14,
Odone (abl) ibid. 14;
c1147 Odonis (gen) CartNDdOurscamp LXII;
1147 Odonis (gen) clairvaux-12thc 17;
1147x1162 Odo (nom) ibid. 44;
1151 Odo (nom) ibid. 23;
1153 Odo (nom) CartNDSaintes IX;
1154 Odo (nom) CartNDdOurscamp LIV,
clairvaux-12thc 27;
c1156 Odonis (gen) CartNDdOurscamp XXXII;
1159 Odo (nom) StVdM-II 736;
1160 Odonis (gen) CartNDdOurscamp CXIV;
c1160 Odonis (gen) ibid. XVI;
1162 Odonis (gen) clairvaux-12thc 39;
1163 Oddo (nom) ibid. 94,
Odo (nom) ibid. 99,
Odonis (gen) ibid. 99;
1163–64 Odo (nom) ibid. 106,
Odonis (gen) ibid. 106;
1164 Odo (nom) ibid. 120,
Odonis (gen) ibid. 120;
1165 Odo (nom) ibid. 125;
1166 Odo (nom) ibid. 130,
Odone (abl) ibid. 130;
1171 Odo (nom) ibid. 140;
1173 Odo (nom) ibid. 154;
1174 Odo (nom) CartNDdOurscamp CXX,
clairvaux-12thc 161,
Odone (abl) CartNDdOurscamp CXX,
Odonis (gen) ibid. CXX;
c1175–1180 Odo (nom) ChartCaen2 p. 69,
Odonis (gen) ibid. p. 61;
1178 Odo (nom) clairvaux-12thc 166,
Odone (abl) ibid. 166,
Odonis (gen) NotSLdN I,
clairvaux-12thc 166;
1179 Odo (nom) ibid. 172,
Odone (abl) ibid. 176,
Odonis (gen) ibid. 172;
1180 Odone (abl) CartNDdOurscamp LV,
RotScaNor p. 3,
Odonis (gen) ibid. p. 14,
Otonis (gen) ibid. p. 1;
1183 Odone (abl) CartNDdOurscamp LVI;
1187 Odonis (gen) ibid. LVII;
1190 Odo (nom) ibid. CIII;
1194 Odone (abl) ibid. CLVI;
1196 Odo (nom) ibid. CXXXIX;
c1200 Odo (nom) CartSavII 201;
1201 Odo (nom) CartNDdOurscamp LXI,
NDParisII 1-IX,
Odonis (gen) ibid. 2-XLVIII;
1203 Odo (nom) ibid. 2-LXXIX;
1204 Odo (nom) ibid. 2-LXXXVI;
1206 Odo (nom) CartNDdOurscamp XIV,
NDParisII 2-LXIX;
1209 Odonis (gen) CartNDdOurscamp LII;
1214 Odonis (gen) ibid. CXLI;
a1215 Odonis (gen) NDParisII 2-LXXIII;
1217 Odo (nom) CartNDdOurscamp XXXI,
Odonis (gen) ibid. XXXI;
1227 Odone (abl) ibid. XLV;
1236 Odo (nom) NDParisII 2-XXXIX;
1238 Odonis (gen) CartNDdOurscamp CXXX;
1255 Odo (nom) ArrestReg-volI IX, Candlemas;
1257 Odone (abl) ibid. XV, BMV;
1258 Odo (nom) ibid. XXIX, Candlemas;
1259 Odonem (acc) ibid. II, BMV,
Odonis (gen) ibid. XIII, St. Martin;
1260 Odo (nom) ibid. VI, Candlemas;
1267 Odo (nom) NDParisII 2-XXVII;
1273 Odo (nom) ibid. 2-XLIII;
1283–86 Otho (nom) GasReg-A;
1287 Otho (nom) ibid.;
1301 Odonis (gen) MemPic-vol17 p. 258;
1310/11 Otho (nom) GasReg-A;
1310 Otho (nom) ibid.;
1313 Odonem (acc) CartNDdOurscamp LXXXVIII;
1345 Ottoni (dat) CDEM-7.2 626;
1378 Odo (nom) hanquetvol1 581
- ◑ 699 Otuni (abl) DCEL-2 Add. X;
1147 Odelini (gen) clairvaux-12thc 14;
1179 Odinus (nom) ibid. 176;
1260 Odinus (nom) ArrestReg-volI XII, Candlemas
- Old French
- ● 1296 Eude paris1296 p. 27,
Heude ibid. p. 14;
1313 Eude Paris1313 p. 18,
Heude ibid. p. 24,
Œude ibid. p. 15
- ◑ 1292 Otelin 1292paris p. 2;
1313 Houdet Paris1313 p. 3,
Othelin ibid. p. 87,
Oudin ibid. p. 6
- Middle French
- ◑ 1392 Houdet MemBret-II col. 601;
1418 Odin HGParis p. 376,
Oudin ibid. p. 380
- Germany
-
- Latin
- ● 720 Oda (gen) OrkGZ no. 6;
726 Odonis (gen) ibid. no. 7;
822x875 Hodo (nom) TradCorb §4,
Oddo (abl) ibid. §123,
Oddone (abl) ibid. §97;
937 Otto (nom) HambUrk-vol1 XXXI,
Ottoni (dat) ibid. XXXII,
Ottonis (gen) ibid. XXXI;
941 Otto (nom) quix-vol1 11,
Ottonis (gen) ibid. 11;
947 Otto (nom) ibid. 12,
Ottonis (gen) ibid. 12;
948 Ottho (nom) ibid. 88,
Otthone (abl) ibid. 88,
Otthonis (gen) ibid. 88;
954 Otto (nom) UrkStyria 23,
Ottone (abl) ibid. 23,
Ottonis (gen) ibid. 23;
961 Otto (nom) ibid. 24,
Ottone (abl) ibid. 24,
Ottonis (gen) ibid. 24;
965 Otto (nom) HambUrk-vol1 XLI,
Ottonis (gen) ibid. XLI;
966 Otto (nom) ibid. XLIII,
quix-vol1 13,
Ottonis (gen) HambUrk-vol1 XLIII,
quix-vol1 13;
967 Otto (nom) HambUrk-vol1 XLIV,
Ottonis (gen) ibid. XLIV;
972 Otto (nom) quix-vol1 15,
Ottonis (gen) ibid. 15;
974 Ottho (nom) ibid. 89,
Otthonis (gen) ibid. 89,
Otto (nom) HambUrk-vol1 XLV,
Ottonis (gen) ibid. XLV;
977 Ottonis (gen) UrkStyria 27;
980 Otto (nom) ibid. 29,
Ottonis (gen) ibid. 29;
983 Otto (nom) HambUrk-vol1 XLVI,
Ottonis (gen) ibid. XLVI;
985 Ottho (nom) quix-vol1 90,
Otthonis (gen) ibid. 90,
Otto (nom) UrkStyria 32,
Ottonis (gen) ibid. 32;
988 Otto (nom) HambUrk-vol1 XLIX,
Ottonem (acc) ibid. LI,
Ottonis (gen) ibid. XLIX;
997 Ottho (nom) quix-vol1 91,
Otthoni (dat) ibid. 49,
Otthonis (gen) ibid. 91,
Otto (nom) ibid. 16,
Ottonis (gen) ibid. 16;
998 Otto (nom) ibid. 17,
Ottonis (gen) ibid. 17;
1000 Otto (nom) UrkStyria 33,
quix-vol1 19,
Ottonis (gen) UrkStyria 33,
quix-vol1 19;
1001 Otto (nom) HambUrk-vol1 LIV,
Ottonis (gen) ibid. LIV;
1003 Ottonis (gen) ibid. LVI;
1009 Oddo (nom) ibid. LVIII,
Oddonem (acc) ibid. LVIII;
1061 Vdo (nom) quix-vol1 60,
Vdone (abl) ibid. 60;
1064 Vdo (nom) ibid. 92;
1112 Ottonis (gen) ibid. 26;
1114 Ottonis (gen) UrkStyria 99;
1134 Otto (nom) quix-vol1 97;
1136 Otto (nom) ibid. 98,
Udo (nom) ibid. 98;
1138 Vdo (nom) ibid. 28;
1142 Ottonis (gen) mairhofer VII;
1147 Ottonis (gen) quix-vol1 29;
1151 Otto (nom) mairhofer XXXVI;
1165 Ottonis (gen) quix-vol1 31;
1194 Otto (nom) ibid. 54;
1207 Otto (nom) hennes-vol1 8;
1210 Otto (abl) ibid. 10,
Ottone (abl) CDL-1.1.1 IV;
1211 Ottone (abl) hennes-vol1 11;
1212 Otto (nom) ibid. 12,
Ottone (abl) quix-vol1 103;
1213 Otto (nom) hennes-vol1 14;
1214 Otto (nom) ibid. 15;
1215 Otto (nom) quix-vol2 126;
1216 Oddo (nom) hennes-vol1 20,
Otto (nom) ibid. 24;
1217 Otto (nom) ibid. 28;
1219 Otto (nom) ibid. 39,
Vdonis (gen) quix-vol1 73;
1220 Otto (nom) hennes-vol1 44,
Ottonis (gen) quix-vol2 129;
1221 Otto (nom) ibid. 130;
1222 Otto (nom) quix-vol1 74,
quix-vol2 132;
1225 Otto (nom) UrkMeck1 no. IX;
1228 Otto (nom) ibid. no. XIV;
1229 Otto (nom) ibid. no. XVI;
1231 Otto (nom) CDL-1.1.1 XI;
1234 Otto (nom) hennes-vol1 89;
1240 Otto (nom) ibid. 104;
1242 Otto (nom) UrkMeck1 no. XXXI;
1249 Otto (nom) hennes-vol1 134;
1250 Otto (nom) ibid. 138,
Ottonis (gen) ibid. 138;
1251 Otto (nom) ibid. 142;
1252 Otto (nom) UrkMeck1 no. XLV;
1253 Otto (nom) hennes-vol1 145;
1256 Otto (nom) UrkMeck1 no. XLVIII;
1260 Otto (nom) hennes-vol1 187;
1261 Ottone (abl) FRA-XXXL 207;
1275 Ottonem (acc) hennes-vol1 241;
1276 Ottone (abl) ibid. 249,
Ottonem (acc) ibid. 249,
Ottonis (gen) ibid. 249;
c1280 Otto (nom) UrkMeck1 no. LXXIV;
1282 Otto (nom) ibid. no. LXXV;
1284 Otto (nom) hennes-vol1 294;
1286 Otto (nom) ibid. 302;
1292 Otto (nom) UrkMeck1 no. LXXXIX;
1301 Otto (nom) BremUrk2 no. 3,
UrkHan 3,
Ottonem (acc) BremUrk2 no. 1;
1302 Otto (nom) ibid. no. 14,
Ottone (abl) ibid. no. 22;
1303 Otonem (acc) ibid. no. 35,
Otto (nom) ibid. no. 29,
Ottone (acc) ibid. no. 25,
Ottoni (dat) ibid. no. 29,
Ottonis (gen) ibid. no. 25;
1305 Otto (nom) CDL-1.2.1 CXCIII;
1309 Otto (nom) VFBStralsund 14;
1338 Otto (nom) UrkHeil1 146;
1351 Otto (nom) UrkHan 8;
1394 Ottonis (gen) SMM p. 178;
1401 Ottoni (dat) HD1401 no. 7,
ottonis (gen) ibid. no. 128
- ◑ 1304 Odeke (nom) BremUrk2 no. 37
- Middle High German
- ● 1293 Ot (nom) UrkWitt-II 189,
Ott ibid. 187,
Otte (nom) ibid. 188,
Otten (acc) ibid. 187
- Early New High German
- ● 1401 Ott (nom) UrkKH-2 907;
1429 Ottens (gen) mairhofer DCCXXXII;
1497 Ott Nurn1497 338
- Middle Low German
- ● 1304 Otto (nom) BremUrk2 no. 38;
1332 Otte UrkHan 5;
1347 Otten (acc) ibid. 7;
1453 Otte VFBStralsund 678
- Ireland
-
- Latin
- ● fin12thC Odo (nom) MunDocIr III, p. 22;
1457 Odo (nom) RegOct 84,
Odonem (acc) ibid. 84;
1460 Odo (nom) ibid. 25,
Odone (abl) ibid. 28,
Odonem (acc) ibid. 25,
Odonis (gen) ibid. 25;
1496 Odo (nom) ibid. 35,
Odonem (acc) ibid. 35,
Odoni (dat) ibid. 35
- Italy
-
- Latin
- ● 828 Auto (nom) FRA-XXXL 12;
967 Otto (nom) RCI-Cam1 3;
970 Otto (nom) UrkStyria 25,
Ottonis (gen) ibid. 25;
984 Ottonis (gen) ibid. 31;
999 Otho (nom) HGSav-4.1 p. 1,
Ottonis (gen) ibid. p. 2;
1096 Otto (nom) UrkStyria 88;
1138 Otto (nom) HAP p. 331;
1142 Otto (nom) ibid. p. 333;
1164 Otonis (gen) Livi p. 41;
1224 Otto (nom) hennes-vol1 65;
1229 Otto (nom) CDT1 XI;
1236 Otone (abl) TirNot1 8,
Ottonem (acc) ibid. 7,
Ottoni (dat) ibid. 15,
Ottonis (gen) ibid. 7;
1237 Otto (nom) ibid. 585,
Ottonis (gen) ibid. 587;
1245 Otto (nom) hennes-vol1 120;
1257 Otto (nom) OHZI-II no. 31,
hennes-vol1 165;
1261 Otto (nom) FRA-XXXL 209;
1265x1339 Otti (gen) BBC-Berg 644,
Ottonis (gen) ibid. 1446;
1304 Octo (nom) ActDipVeneto-I-1 p. 55;
1367 Ottonis (gen) SMM p. 129
- ◑ 1236 Ottolini (gen) TirNot1 11,
Ottolinum (acc) ibid. 6;
1265x1339 Otteli (gen) BBC-Berg 1417,
Ottonelli (gen) ibid. 581,
Utulini (gen) ibid. 134;
1285 Octonelli (gen) Perugia1285 p. 158,
Oddoli (gen) ibid. p. 161;
1310 Ottolinus (nom) MonRav-2 CCCL;
1326 Ottolino (abl) Friuli-14thC no. 422,
Ottolinus (nom) ibid. no. 422,
Utulini (abl) ibid. no. 438
- Latvia
-
- Latin
- ● 1288 Otto (nom) RigSB 528,
Ottoni (dat) ibid. 388;
1289 Otto (nom) ibid. 135,
Ottoni (dat) ibid. 339;
1290 Otto (nom) ibid. 137;
1291 Otthoni (dat) ibid. 622,
Ottone (abl) ibid. 650;
1293 Otto (nom) ibid. 163;
1294 Otthoni (dat) ibid. 170,
Ottoni (dat) ibid. 735;
1296 Ottoni (dat) ibid. 68;
1299 Ottonis (gen) ibid. 277
- Middle Low German
- ● 1462 Otte Arbusow p. 99
- The Netherlands
-
- Latin
- ● 834 Uddo (nom) OrkGZ no. 30;
855 Odo (nom) ibid. no. 45;
1235 Otto (nom) hennes-vol1 93;
1243 Otto (nom) ibid. 112;
1257 Othonem (acc) OHZI-II no. 28,
Ottho (nom) ibid. no. 28;
1270 Otto (nom) hennes-vol1 213;
1288 Odo (nom) GesOIJ-1 p. 296,
Odomis (gen) ibid. p. 296;
1291 Otto (nom) ibid. p. 297,
Ottonis (gen) ibid. p. 297;
1311 Odo (nom) ibid. p. 298,
Odonis (gen) ibid. p. 298;
1347 otto (nom) ibid. p. 300;
1349 Odonis (gen) ibid. p. 300
- Middle Dutch
- ● 1382 Ottens (gen) GesOIJ-4 p. 186
- Poland
-
- Latin
- ● 1232 Otto (nom) UrkMeck1 no. XVII;
1268 Otthone (abl) CDT1 XX;
1288 Otto (nom) UrkMeck1 no. LXXXIV
- Middle High German
- ● 1324x1332 Otto SBGlatzer p. 1
- Scotland
-
- Latin
- ● 1214–1226 Odonis (gen) morton-vol1 1
- ◑ 1427 Odenello (abl) RMSRS-2 105
- Spain
-
- Latin
- ● 889 Oddone (nom) CDCB-XV MMXVII;
1016 Odo (nom) ibid. MMCLXXIII;
1192 Otonis (gen) ibid. MMCCVIII
- Sweden
-
- Old Swedish
- ● 1383 Vd (gen) SRA-vol2 no. 1919;
1419 Od (gen) SDHK no. 19242
- Switzerland
-
- Latin
- ● 1155 Otho (nom) CartHaut 6;
1157 Otto (nom) ibid. 7;
1166 Octone (abl) ibid. 19,
Otho (nom) ibid. 20;
1179 Hoto (nom) ibid. 24;
1180 Octo (nom) ibid. 26;
1186 Otho (nom) ibid. 27;
1215 Otho (nom) ibid. 34;
1220 Oto (nom) ibid. 37;
1235 Otto (nom) CLC p. 46,
Ottone (abl) ibid. p. 39;
1349 Othone (abl) MHN DXXIII;
1350 Othone (abl) ibid. DXXIX;
1351 Othone (abl) ibid. DXL;
1417 Otthonem (acc) MHCG2 472;
1456/7 Otthonem (acc) ibid. 226;
1494 Oddo (nom) ibid. 259;
1533 Ottho (nom) ibid. 303,
Otthoz (nom) ibid. 303II
- ◑ 1348 Othonino (abl) MHN DXIV;
1393/4 Ottheti (gen) MHCG2 467;
1398 Octeti (gen) ibid. 469
- Old French
- ● 1348 Othe (obl) MHN DXII,
Othes (nom) ibid. DXII
- Middle French
- ● 1350 Othe MHN DXXX,
Othon ibid. DXXX;
1353 Othe ibid. DL,
Othes ibid. DL;
1354 Othe ibid. DLIII
- ◑ 1354 Othenin MHN DLV
Cite as: A. Brown, R. Le Get, S.L. Uckelman. "Otto". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2023, no. 1. http://dmnes.org/2023/1/name/Otto.