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This is a list of states in the Holy Roman Empire beginning with the letter H.
| Name | Type | Imperial circle | Imperial diet | History |
|---|---|---|---|---|
 Haag | HRE County | Bav | SC | 10th Century: Formed 980: First mentioned, to Lords of Gurren von Haag 1245: Gurren von Haag extinct; to Fraunberg 1276: To Fraunberg-Haag 1465: HRE Barony 1509: HRE County 1566: Extinct; to Bavaria 1588: To Bavaria-Haag 1608: To Wartenberg 1777: Extinct; to Bavaria 1804: Abolished |
 Habsburg | County | — | — | 1040: Formed 1232: Partitioned into itself and Habsburg-Laufenburg 1305: United to Austria 1414: To Bern |
| Habsburg-Laufenburg | County | — | — | 1232: Formed: Partitioned from Habsburg 1274: Partitioned into itself and Kyburg 1282: Acquired Landgraviate of Klettgau 1353: Partitioned into Habsburg-Laufenburg-Neu-Rapperswil, Habsburg-Laufenburg-Laufenburg and Habsburg-Laufenburg-Alt-Rapperswil |
| Habsburg-Laufenburg-Alt-Rapperswil | County | — | — | 1353: Formed: Partitioned from Habsburg-Laufenburg 1375: Extinct; to Habsburg-Laufenburg-Laufenburg |
| Habsburg-Laufenburg-Laufenburg | County | — | — | 1353: Formed: Partitioned from Habsburg-Laufenburg 1408: Extinct; to Austria 1410: Klettgau passed to Sulz |
| Habsburg-Laufenburg-Neu-Rapperswil | County | — | — | 1353: Formed: Partitioned from Habsburg-Laufenburg 1354: Sold Neu-Rapperswil to Austria 1356: Fief of Austria 1358: Remaining territory sold to Austria 1392: Extinct |
 Hadeln | "Farmer Republic" 1210 - 1852 | — | — | 1210: Formed Before 1180: Part of older Duchy of Saxony 1180: To Archbishopric of Bremen 1210: To Duchy of Saxony, as a Farmer Republic 1260: To Saxe-Lauenburg 1305–1402: Joint overlordship of the lines of Saxe-Lauenburg 1402: To Hamburg 1481: To Saxe-Lauenburg 1689–1731: Imperial custody 1731: To Hanover 1810: To France 1813: To Hanover 1852: Autonomy cancelled 1866: To Prussia 1884: Distinct Estates dissolved |
 Hagenau | "Landvogtei" | — | — | Formation date unknown 1423: To the Electorate of the Palatinate 1553: To Austria 1648: To France 1686: Abolished |
| Haguenau (Hagenau) | Imperial Free City | Upp Rhen | RH | 12th Century: Formed 1257: Free Imperial City 1648: To France |
 Hainaut | County [1] | Burg | — | 900: Formed 1071: Unified 1299: United with the County of Holland 1436: To Burgundy 1516: To Spanish Netherlands 1713: To Austria 1794: To France 1815: To Netherlands 1830: To Belgium |
 Halberstadt | Bishopric Prince-Bishopric | Low Sax | see below | 804: Formed 1180: Imperial immediacy 1648: Secularized as a principality to Brandenburg |
| Halberstadt | Principality | Low Sax | PR | 1648: Formed: Secularized from Bp. of Halberstadt for Brandenburg 1807: To Westphalia 1813: To Prussia |
 Haldenstein | Barony | — | — | 1260: Formed: First mentioned Originally to Knights of Haldenstein as fief to Vaz 1300: Inherited Lichtenstain; immediate lordship 14th Century: Fief of Bishopric of Chur 1388: Extinct; to Greifensee 1424: Imperial immediacy 1469: To Friedingen 1494: To Grüningen 1509: To Rhäzüns 1542: To Castion 1567: To Neu-Aspermont 1608: To Schauenstein 1695: To Salis-Maienfeld 1803: To Graubünden |
 Hall see: Schwäbisch Hall | [ data missing ] | [ data missing ] | [ data missing ] | [ data missing ] |
 Hallermund | County | Low Rhen | WE | 12th Century: Fief of Minden 1191: Extinct; to Käfernburg as fief of Minden 1197: Partitioned from Käfernburg 1298: Half to Lüneburg 1411: Extinct; succession dispute between Brunswick-Wolfenbüttel and Bishopric of Minden 1436: To Brunswick-Wolfenbüttel 1707: To Platen-Hallermund 1807: To Westphalia 1813: To Hanover |
 Hals | 1280: County | [ data missing ] | [ data missing ] | 11th century: Formed 1189: Lords of Hals extinct; to Lords of Kamm 1280: HRE Count 1375: Counts of Kamm extinct; succession dispute between Leuchtenberg and Ortenburg 1485: To Aichberg 1511: Aichberg extinct; succession dispute between Degenberg and Ortenburg 1517: To Bavaria To Cronenstein To Sinzendorf 1715: To Bavaria |
 Hamburg | Imperial City | Low Sax | RH | 1189: Formed 1241: Founding member of the Hansa 1510: Imperial city 1810: Annexed to France 1815: Free City |
 Hanau From 1642: Count of Hanau, Rieneck and Zweibrücken, Lord of Münzenberg, Lichtenberg and Ochsenhausen | 1429: HRE County | Upp Rhen | WT | 13th century: Formed 1243: 1st mention of Hanau castle 1458: Partitioned into Hanau-Münzenberg and Hanau-Babenhausen 1642: Reunited by Hanau-Lichtenberg 1736: Extinct; to Hesse-Cassel and Hesse-Darmstadt |
| Hanau-Babenhausen | County | — | — | 1458: Formed: Partitioned from Hanau 1480: Acquired Lichtenberg, renamed to Hanau-Lichtenberg |
| Hanau-Lichtenberg | County | Upp Rhen | WT | 1480: Formed: Renamed from Hanau-Babenhausen 1642: Renamed to Hanau 1736: Hanau extinct; to Hesse-Darmstadt |
| Hanau-Münzenberg | County | Upp Rhen | WT | 1458: Formed: Partitioned from Hanau 1642: Extinct; to Hanau-Lichtenberg 1736: Hanau extinct; to Hesse-Cassel |
 Hanover Electorate of Brunswick-Lüneburg | HRE Prince-Elector | Low Sax | EL | 1692: Formed: Brunswick-Calenberg raised to Electorate 1714: In personal union with the United Kingdom of Great Britain and Ireland 1807: To Westphalia 1813: Kingdom of Hanover 1866: To Prussia |
 Harburg | Lordship | — | — | c. 1100: First mentioned 13th Century: Extinct 1299: To Oettingen 1522: To Oettingen-Oettingen 1806: To Bavaria |
 Hardegg | 1383: HRE County | — | — | 12th Century: To the Counts of Plain 1188: Plain assumes the name "Plain and Hardegg" 1260: Extinct in male line 1262: To Devin by marriage 1276: To Rabenswalde by marriage 1278: HRE County 1314: Extinct; to Magdeburg (Maydburg) 1481: To Austria 1493: To Barons of Prüschenk who assumed the name "Hardegg", as fief of Austria 1499: HRE County Hardegg und im Machlande |
 Harmersbach | Imperial Valley | — | — | 1718: Formed: Free Imperial Valley Harmersbach was attached to the Free City of Zell. However the legal basis for doing so was shaky, and a bailiwick was established in the valley 1689: Legally attached to Zell 1718: Free Imperial Valley 1803: To Baden |
| Harrach Count of Harrach in Rohrau and Thannhausen, etc. | 1628: HRE County (Personalist) | — | SW | 1628: Formed Acquired non-immediate County of Rohrau Acquired non-immediate County of Thannhausen |
 Hatzfeld HRE Prince of Hatzfeld-Gleichen-Trachenberg, Baron of Wildenburg, Lord of Crottorf, Schönstein, Kranichfeld, Blankenhain, etc. | Lordship 1635: HRE County 1748: HRE Principality | Upp Sax | FR | 12th Century: Fiefs of Thuringia 1311: Fiefs of Hesse 1331: Partitioned into several lines 1635: Hatzfeld-Wildenburg-Crottorf line invested with Gleichen and other territories; HRE Count 1640: Imperial estate; immediate HRE Counts of Gleichen 1741: non-immediate Princes of Trachenberg in Prussia 1794: Princely line extinct; immediate territories to Mainz; rest to other lines |
| Hauenstein | County | — | — | Formation date unknown Between 1111 and 1408, the House of Habsburgs obtained possession of numerous territories and titles in the region surrounding Hauenstein 1806: To Baden |
 Hausen | Lordship | ?? | [ data missing ] | Formation date unknown 1500: Franconian Circle |
 Havelberg | Bishopric | Upp Sax | EC | 948: Formed 983: Havelberg lost; titular see 1144: Diocese regained 1571: To Brandenburg |
 Heggbach | Abbacy | Swab | SP | 1231: Formed 1429: Imperial immediacy 1803: To Waldbott von Bassenheim 1806: To Württemberg |
 Heideck (Heydeck) | HRE Lordship | Upp Rhen | WE | 1192: Formed: Originally named Erlingshofen; built Heideck and assumed that name 1445: Fief of Bavaria-Landshut 1472: Extinct; to Bavaria-Landshut 1505: To Palatinate-Neuburg 1769: Bestowed as title to Josepha von Heydeck and her children 1789: Purchased HRE County of Bretzenheim; Prince 1795: Bretzenheim to France 1803: Acquired Lindau 1804: Sold to Austria |
 Heilbronn | Imperial Free City | Swab | SW | 1371: Formed: Free Imperial City 1802: To Württemberg |
 Heiligenberg | County | — | — | 1135: Counts of Linzgau assumed name Heiligenberg: Formed 1277: Extinct; to Werdenberg 1308: To Werdenberg-Heiligenberg 1535: To Fürstenberg 1559: To Fürstenberg-Heiligenberg 1716: To Fürstenberg-Fürstenberg 1744: To Fürstenberg 1806: To Baden |
 Heiligkreuztal | Abbacy | — | — | 1227: Formed: Founded as Wasserschapfen Abbey 1231: Renamed to Heiligkreuztal 1234: Imperial immediacy 1803: To Württemberg |
 Heinsberg | County | — | — | 1085: Formed: Branch of the Counts of Wassenberg 1479: Annexed to Jülich |
 Helfenstein (Helffenstein) | County | Swab | SC | 1113: Formed 1200: Partitioned into Helfenstein-Sigmaringen and Helfenstein-Helfenstein 1296: Reunited by Helfenstein-Helfenstein 1351: HRE County 1356: Partitioned into Helfenstein-Blaubeuren and Helfenstein-Wiesensteig |
| Helfenstein-Blaubeuren | Lordship | Swab | — | 1356: Formed: Partitioned from Helfenstein 1447: Blaubeuren sold to Württemberg 1448: Heidenheim sold to Württemberg 1517: Extinct; to Helfenstein-Wiesensteig |
| Helfenstein-Gundelfingen | Lordship | Swab | — | 1548: Formed: Partitioned from Helfenstein-Wiesensteig 1626: Extinct; to Helfenstein-Wiesensteig |
| Helfenstein-Helfenstein | Lordship | — | — | 1200: Formed: Partitioned from Helfenstein 1241: Partitioned into itself and Helfenstein-Spitzenberg 1296: Renamed to Helfenstein |
| Helfenstein-Sigmaringen | Lordship | — | — | 1200: Formed: Partitioned from Helfenstein 12??: Extinct; to Helfenstein-Helfenstein |
| Helfenstein-Spitzenberg | Lordship | — | — | 1241: Formed: Partitioned from Helfenstein-Helfenstein 1296: Extinct; to Helfenstein-Helfenstein |
| Helfenstein-Wellheim | Lordship | Swab | — | 1548: Formed: Partitioned from Helfenstein-Wiesensteig 1564: Extinct; to Helfenstein-Wiesensteig |
| Helfenstein-Wiesensteig | Lordship | Swab | — | 1356: Formed: Partitioned from Helfenstein 1396: Geislingen and Helfenstein sold to Ulm 1450: To Württemberg 1457: Restored 1548: Partitioned into itself, Helfenstein-Gundelfingen and Helfenstein-Wellheim 1627: Extinct; To Fürstenberg-Messkirch, Leuchtenberg, and Oettingen-Baldern 1646: Leuchtenberg and Oettingen share of Wiesensteig sold to Bavaria |
| Helmarshausen | Abbacy | — | — | 997: Formed 997: Imperial immediacy 1160: To the Bishopric of Paderborn 1191: Imperial immediacy 1479: Fief of Hesse-Cassel 1538: Secularised and abolished |
 Helmstedt See: St Ludger | Abbacy | [ data missing ] | [ data missing ] | [ data missing ] |
 Henneberg | County 1471: HRE Princely Count of Henneberg | Franc | PR | 1037: Counts then known as Babenburg: Formed 1096: 1st mention of Henneberg as adopted name 1190: Partitioned into Henneberg-Henneberg, Henneberg-Strauf and Henneberg-Bodenlauben |
 Henneberg-Aschach | Princely County | Franc | PR | 1262: Formed: Partitioned from Henneberg-Schleusingen 1535: Partitioned into Henneberg-Römhild and Henneberg-Schwarza |
 Henneberg-Bodenlauben (Botenlauben) | County | — | — | 1190: Formed: Partitioned from Henneberg 1234: Sold to the Bishopric of Würzburg 1242: Extinct |
| Henneberg-Coburg | County | — | — | 1245: Formed: Partitioned from Henneberg-Strauf 1312: Extinct; to Henneberg-Schleusingen |
 Henneberg-Coburg | Princely County | — | — | 1340: Formed: Partitioned from Henneberg-Schleusingen 1347: Extinct; succession dispute though held by Jutta of Brandenburg 1353: To Meissen |
| Henneberg-Hartenberg | County | — | — | 1262: Formed: Partitioned from Henneberg-Schleusingen 1371: Sold to Henneberg-Aschach 1378: Extinct |
| Henneberg-Henneberg | County | — | — | 1190: Formed: Partitioned from Henneberg 1218: Extinct; to Henneberg-Strauf |
| Henneberg-Römhild | Princely County | Franc | PR | 1535: Formed: Partitioned from Henneberg-Aschach 1548: Sold to Mansfeld-Bornstedt 1549: Extinct 1555: To Saxony |
| Henneberg-Schleusingen | Princely County | Franc | PR | 1245: Formed: Partitioned from Henneberg-Strauf 1262: Partitioned into Henneberg-Hartenberg, Henneberg-Aschach and itself 1310: HRE Princely Count 1340: Partitioned into Henneberg-Coburg and itself 1583: Extinct; to Saxony |
| Henneberg-Schwarza | Princely County | Franc | PR | 1535: Formed: Partitioned from Henneberg-Aschach 1549: To Katherine of Stolberg 1577: To Stolberg-Stolberg |
| Henneberg-Strauf | County | — | — | 1190: Formed: Partitioned from Henneberg 1245: Partitioned into Henneberg-Coburg and Henneberg-Schleusingen |
 Herford Abbey | Abbacy | Low Rhen | RP | 800: Formed: Moved from Müdehorst to Herford 832: Imperial abbey 1147: Imperial immediacy 1523: HRE Princess 1803: Secularized to Prussia |
 Herford | 1631: Free City | Low Rhen | RH | 1147: Formed: Imperial Free City 1652: Annexed to Brandenburg |
| Héricourt | Lordship | — | — | 12th Century: To Duchy of Burgundy 1397: To County of Montbéliard 1748: To France |
| Herrenzimmern | Lordship 1530: County | Swab | SC | 1495: Formed: Partitioned from Zimmern 1570: Annexed to Mötzkirch |
 Herrstein | Lordship | [ data missing ] | [ data missing ] | [ data missing ] |
 Hersfeld | Abbacy | Upp Rhen | EC | 769: Formed 775: Imperial immediacy 1606: Under administration by Hesse-Cassel 1648: To Hesse-Cassel |
 Hesse | County 1265: Landgraviate 1292: Princely Landgraviate | Upp Rhen | PR | 1247: Formed: Partitioned from Thuringia 1458: Partitioned into Hesse-Cassel and Hesse-Marburg 1500: Reunited by Hesse-Cassel 1567: Partitioned into itself, Hesse-Marburg, Hesse-Rheinfels and Hesse-Darmstadt |
| Hesse-Bingenheim | Princely Landgraviate | — | — | 1648: Formed: Appanage created from Hesse-Homburg 1681: Extinct; to Hesse-Homburg |
| Hesse-Cassel Prince-Elector of Hesse, Grand Duke of Fulda, Prince of Hersfeld, Hanau, Fritzlar & Isenburg, Count of Katzenelnbogen, Dietz, Ziegenhain, Nidda & Schaumburg | Princely Landgraviate 1803: Electorate | Upp Rhen | PR | 1458: Formed: Partitioned from Hesse 1500: Renamed to Hesse 1567: Partitioned from Hesse 1627: Appanages Hesse-Rotenburg, Hesse-Wanfried and Hesse-Rheinfels created 1730 - 1751: In personal union with Sweden 1803: HRE Elector 1806: To France 1807: To Westphalia 1813: Restored 1866: To Prussia |
| Hesse-Darmstadt Grand Duke of Hesse and of the Rhine | Princely Landgraviate 1806: Grand Duchy | Upp Rhen | PR | 1567: Formed: Partitioned from Hesse 1596: Appanage Hesse-Homburg created 1806: Grand Duchy |
| Hesse-Homburg Landgrave of Hesse, Prince of Hersfeld, Count of Katzenelnbogen, Dietz, Ziegenhain, Nidda, Schaumburg, Isenburg & Büdingen | Princely Landgraviate | — | — | 1596: Formed: Appanage created in Hesse-Darmstadt 1648: Appanage Hesse-Bingenheim split off 1768: Imperial immediacy though represented by Hesse-Darmstadt 1806: To Hesse-Darmstadt 1815: Reestablished as sovereign state 1866: To Prussia |
| Hesse-Marburg | Princely Landgraviate | Upp Rhen | PR | 1458: Formed: Partitioned from Hesse 1500: Extinct; to Hesse-Cassel 1567: Partitioned from Hesse 1604: Extinct; divided between Hesse-Cassel and Hesse-Darmstadt though all soon seized by Hesse-Cassel 1627: All to Hesse-Darmstadt 1648: Divided between Hesse-Cassel and Hesse-Darmstadt |
| Hesse-Rheinfels | Princely Landgraviate | Upp Rhen | PR | 1567: Formed: Partitioned from Hesse 1583: Extinct; to Hesse-Cassel |
| Hesse-Rheinfels | Princely Landgraviate | — | — | 1627: Formed: Appanage created in Hesse-Cassel 1658: Renamed to Hesse-Rheinfels-Rotenburg |
| Hesse-Rheinfels-Rotenburg | Princely Landgraviate | — | — | 1658: Formed: Renamed from Hesse-Rheinfels; appanage of Hesse-Cassel 1676: Appanage Hesse-Wanfried split off |
| Hesse-Rotenburg | Princely Landgraviate | — | — | 1627: Formed: Appanage created in Hesse-Cassel 1658: Extinct; to Hesse-Rheinfels |
| Hesse-Wanfried | Princely Landgraviate | — | — | 1627: Formed: Appanage created in Hesse-Cassel 1655: Extinct; to Hesse-Rheinfels 1676: Appanage recreated from Hesse-Rheinfels-Rotenburg 1755: Extinct; to Hesse-Rheinfels-Rotenburg |
 Hildesheim | Prince-Bishopric | Low Sax | EC | 815: Formed 1235: HRE Prince of the Empire 1802: To Prussia 1807: To Westphalia 1813: To Prussia |
 Hildesheim | Free City | Low Sax | EC | 1300: Formed 1803: Annexed to Brandenburg |
 Hillesheim | Barony 1712: HRE County | Upp Rhen | — | Originally Knights in Jülich 1712: HRE Count 1722: Acquired part of Reipoltskirchen in the Upper Rhenish Circle 1731: Acquired another part of Reipoltskirchen 1785: Extinct; to Spee |
 Höchberg see: Baden-Hachberg | Margraviate | [ data missing ] | [ data missing ] | [ data missing ] |
 Hochstaden | County | — | — | 1074: Formed: First mentioned 1149: Extinct; to Are-Hochstaden by marriage 1261: To the Archbishopric of Cologne 1265: Extinct |
 Hohenberg (Pfinzgau)(not to be confused with Hohenberg below) | County | — | — | 11th Century; branch of Calw Also counts of Lindenfels and advocates of Lorsch and Gottesaue Abbeys 1123: Extinct |
 Hohenberg | HRE County | — | — | Originally a title of the Counts of Zollern c. 1144: Partitioned from Zollern 1237: Acquired Nagold and Wildberg 1260: Partitioned into Hohenberg-Rottenburg and Hohenberg-Nagold |
| Hohenberg-Altensteig | County | — | — | 1355: Formed: Partitioned from Hohenburg-Wildberg 1387/97: Extinct; to Hohenburg-Nagold 1398: To Baden 1603: To Württemberg |
| Hohenberg-Bulach | County | — | — | 1355: Formed: Partitioned from Hohenburg-Wildberg 1363: Sold half of Wildberg to the Palatinate 1364: Sold Bulach to the Palatinate 1374: Sold Horb to Hohenberg-Rottenburg 1377: Sold remaining half of Wildberg to the Palatinate 1419: Extinct |
| Hohenberg-Nagold | County | — | — | 1260: Formed: Partitioned from Hohenberg 1280: Acquired Altensteig 1306: Acquired Horb 1318: Partitioned into itself and Hohenberg-Wildberg 1363: Nagold sold to Württemberg 1398: Sold Altensteig to Baden 1477: Extinct |
| Hohenberg-Rottenburg | County | — | — | 1260: Formed: Partitioned from Hohenberg 1374: Acquired Horb and Oberndorf 1381: Sold to Austria 1389: Extinct |
| Hohenberg-Wildberg | County | — | — | 1318: Formed: Partitioned from Hohenberg-Nagold 1355: Partitioned into Hohenberg-Bulach and Hohenberg-Altensteig |
 Hohenems HRE Count of Hohenems, Lord of Lustenau | Lordship 1560: HRE County | Swab | SW | 1453: Formed: Renamed from Ems 1560: HRE Counts 1613: Acquired Vaduz and Schellenberg 1646: Partitioned into Hohenems-Hohenems and Hohenems-Vaduz 1718: Reunited by Hohenems-Vaduz 1759: Extinct; to Austria 1790: Lustenau ceded to Harrach-Hohenems / Waldburg-Zeil-Hohenems; see: Lustenau |
| Hohenems-Hohenems | County | Swab | SW | 1646: Formed: Partitioned from Hohenems 1718: Extinct; to Hohenems-Vaduz |
| Hohenems-Vaduz | County | Swab | SW | 1646: Formed: Partitioned from Hohenems 1712: Sold to Liechtenstein 1718: Renamed to Hohenems |
 Hohenfels | HRE Lordship | — | — | 12th Century: Formed 1396: Extinct; to Jungingen 1506: To the Teutonic Order 1806: To Hohenzollern-Sigmaringen |
 Hohengeroldseck | Lordship 1705: County | Swab | SC | 1277: Formed: Partitioned from Geroldseck 1298: Partitioned into itself and Veldenz 1333: Partitioned into itself and Geroldseck-Sulz 1634: Extinct; to Austria 1636: To Kronberg 1692: To Baden-Durlach 1697: To Leyen 1815: To Austria 1819: To Baden |
 Hohenlohe | Lordship | Franc | FR | 12th Century: Title held and later assumed by the lords of Weikersheim 1219: Mergentheim to the Teutonic Order 1230: Partitioned into itself and Brauneck 1266: Partitioned into Hohenlohe-Weikersheim, Hohenlohe-Uffenheim and Hohenlohe-Röltingen |
| Hohenlohe-Brauneck see: Brauneck | Lordship | [ data missing ] | [ data missing ] | [ data missing ] |
| Hohenlohe-Möckmühl | Lordship | — | — | 1269: Formed: Partitioned from Hohenlohe-Uffenheim 1340: Extinct; to Hohenlohe-Wernsberg 1445: To the Palatinate |
| Hohenlohe-Neuenstein | County | Franc | FR | 1551: Formed: Partitioned from Hohenlohe-Weikersheim 1610: Partitioned into Hohenlohe-Neuenstein-Weikersheim, Hohenlohe-Neuenstein-Neuenstein and Hohenlohe-Neuenstein-Langenburg |
| Hohenlohe-Neuenstein-Ingelfingen Hohenlohe-Ingelfingen | County 1764: Principality | Franc | FR | 1699: Formed: Partitioned from Hohenlohe-Neuenstein-Langenburg 1764: HRE Prince 1806: To Württemberg |
| Hohenlohe-Neuenstein-Kirchberg Hohenlohe-Kirchberg | County 1764: Principality | Franc | FR | 1699: Formed: Partitioned from Hohenlohe-Neuenstein-Langenburg 1764: HRE Prince 1806: To Bavaria 1810: To Württemberg |
| Hohenlohe-Neuenstein-Künzelsau Hohenlohe-Künzelsau | County | Franc | FR | 1677: Formed: Partitioned from Hohenlohe-Neuenstein-Neuenstein 1689: Extinct; to Hohenlohe-Neuenstein-Oehringen |
| Hohenlohe-Neuenstein-Langenburg Hohenlohe-Langenburg | County 1764: Principality | Franc | FR | 1610: Formed: Partitioned from Hohenlohe-Neuenstein 1699: Partitioned into itself, Hohenlohe-Neuenstein-Ingelfingen and Hohenlohe-Neuenstein-Kirchberg 1764: HRE Prince 1805: Bench of Princes 1806: To Württemberg |
| Hohenlohe-Neuenstein-Neuenstein Hohenlohe-Neuenstein | County | Franc | FR | 1610: Formed: Partitioned from Hohenlohe-Neuenstein 1677: Partitioned into Hohenlohe-Neuenstein-Oehringen, Hohenlohe-Neuenstein-Weikersheim, Hohenlohe-Neuenstein-Künzelsau and itself 1698: Extinct; to Hohenlohe-Neuenstein-Oehringen |
| Hohenlohe-Neuenstein-Oehringen Hohenlohe-Oehringen | County 1764: Principality | Franc | FR | 1677: Formed: Partitioned from Hohenlohe-Neuenstein-Neuenstein 1708: Partitioned into itself and Hohenlohe-Neuenstein-Weikersheim 1764: HRE Prince 1803: Bench of Princes 1805: Extinct; to Hohenlohe-Neuenstein-Ingelfingen |
| Hohenlohe-Neuenstein-Weikersheim Hohenlohe-Weikersheim | County | Franc | FR | 1610: Formed: Partitioned from Hohenlohe-Neuenstein 1645: Extinct; to Hohenlohe-Neuenstein-Neuenstein 1677: Partitioned from Hohenlohe-Neuenstein-Neuenstein 1684: Extinct; to Hohenlohe-Neuenstein-Oehringen 1708: Partitioned from Hohenlohe-Neuenstein-Oehringen 1756: Extinct; to Hohenlohe-Neuenstein-Oehringen |
| Hohenlohe-Röltingen | Lordship | — | — | 1266: Formed: Partitioned from Hohenlohe c. 1290: Extinct; to Hohenlohe-Weikersheim |
| Hohenlohe-Uffenheim | Lordship | — | — | 1266: Formed: Partitioned from Hohenlohe 1269: Partitioned into itself, Hohenlohe-Wernsberg and Hohenlohe-Möckmühl 1378: Sold to Nuremberg 1412: Extinct |
| Hohenlohe-Waldenburg | County | Franc | FR | 1551: Formed: Partitioned from Hohenlohe-Weikersheim 1615: Partitioned into Hohenlohe-Waldenburg-Pfedelbach, Hohenlohe-Waldenburg-Waldenburg and Hohenlohe-Waldenburg-Schillingsfürst |
| Hohenlohe-Waldenburg-Bartenstein Hohenlohe-Bartenstein | County 1744: Principality | Franc | FR | 1688: Formed: Partitioned from Hohenlohe-Waldenburg-Schillingsfürst 1744: HRE Prince 1798: Partitioned into Hohenlohe-Waldenburg-Jagstberg and itself 1803: Bench of Princes 1806: To Württemberg |
| Hohenlohe-Waldenburg-Jagstberg Hohenlohe-Jagstberg | County 1744: Principality | Franc | FR | 1798: Formed: Partitioned from Hohenlohe-Waldenburg-Bartenstein 1803: Bench of Princes 1806: To Württemberg |
| Hohenlohe-Waldenburg-Pfedelbach Hohenlohe-Pfedelbach | County | Franc | FR | 1615: Formed: Partitioned from Hohenlohe-Waldenburg 1728: Extinct; to Hohenlohe-Waldenburg-Bartenstein |
| Hohenlohe-Waldenburg-Schillingsfürst Hohenlohe-Schillingsfürst | County 1744: Principality | Franc | FR | 1615: Formed: Partitioned from Hohenlohe-Waldenburg 1688: Partitioned into Hohenlohe-Waldenburg-Bartenstein and itself 1744: HRE Prince 1803: Bench of Princes 1806: Mediatised to Bavaria and Württemberg 1807: Partitioned into itself and Hohenlohe-Schillingsfürst-Schillingsfürst lines |
| Hohenlohe-Waldenburg-Waldenburg Hohenlohe-Waldenburg | County 1744: Principality | Franc | FR | 1615: Formed: Partitioned from Hohenlohe-Waldenburg 1679: Extinct; to Hohenlohe-Waldenburg-Pfedelbach |
| Hohenlohe-Weikersheim | Lordship 1450: County | Franc | FR | 1266: Formed: Partitioned from Hohenlohe 1450: HRE Count 1551: Partitioned into Hohenlohe-Neuenstein and Hohenlohe-Waldenburg |
| Hohenlohe-Wernsberg | Lordship | — | — | 1269: Formed: Partitioned from Hohenlohe-Uffenheim 1350: Extinct; to Hohenlohe-Uffenheim |
| Hohensax | Barony 1413: County | — | — | 1248: Formed: Partitioned from Sax 1633: Extinct; to Zürich |
| Hohenwaldeck and Maxlrain Hohen-Waldeck | Lordship | [ data missing ] | [ data missing ] | Formation date unknown 1500: Bavarian Circle |
 Hohenzollern | County | [ data missing ] | [ data missing ] | 1288: Formed: Partitioned from Zollern 1344: Partitioned into Hohenzollern-Schwarzgraf Line and Hohenzollern-Strasbourg Line |
| Hohenzollern-Haigerloch | County 1623: Principality | Swab | SC | 1575: Formed: Partitioned from Hohenzollern-Hechingen 1623: HRE Prince 1630: Extinct; to Hohenzollern-Sigmaringen 1681: Partitioned from Hohenzollern-Sigmaringen 1767: Extinct; to Hohenzollern-Sigmaringen |
| Hohenzollern-Hechingen Prince of Hohenzollern-Hechingen, Burgrave of Nuremberg, Count of Sigmaringen and Veringen, Count of Berg, Lord of Haigerloch and Werstein, etc. | County 1623: Principality | Swab | PR | 1402: Formed: Partitioned from Hohenzollern-Strasbourg Line 1512: Partitioned into itself and Hohenzollern-Hohenberg 1575: Partitioned into itself, Hohenzollern-Sigmaringen, Hohenzollern-Haigerloch and Hohenzollern-Hohenzollern 1623: HRE Prince 1653: Bench of Secular Princes 1849: To Prussia |
| Hohenzollern-Hohenberg | County | Swab | SC | 1512: Formed: Partitioned from Hohenzollern-Hechingen 1558: Extinct; to Hohenzollern-Hechingen |
| Hohenzollern-Hohenzollern | County | Swab | SC | 1575: Formed: Partitioned from Hohenzollern-Hechingen 1602: Extinct; to Hohenzollern-Hechingen |
| Hohenzollern-Öttingen | County | — | — | 1402: Formed: Partitioned from Hohenzollern-Strasbourg Line 1423: To Württemberg 1439: Restored 1443: Extinct; sold to Württemberg |
| Hohenzollern-Schwarzgraf Line | County | — | — | 1344: Formed: Partitioned from Hohenzollern 1412: Extinct; to Hohenzollern-Öttingen |
| Hohenzollern-Sigmaringen HRE Prince of Hohenzollern-Sigmaringen, Burgrave of Nuremberg, Count of Sigmaringen and Veringen, Count of Berg, Lord of Haigerloch and Werstein, etc. | County 1623: Principality | Swab | SC | 1575: Formed: Partitioned from Hohenzollern-Hechingen 1623: HRE Prince 1681: Partitioned into itself and Hohenzollern-Haigerloch 1803: Bench of Princes 1849: To Prussia |
| Hohenzollern-Strasbourg Line | County | — | — | 1344: Formed: Partitioned from Hohenzollern 1402: Partitioned into Hohenzollern-Öttingen and Hohenzollern-Hechingen |
 Hohnstein (Hohenstein) | County | — | — | 1154: Formed: Title held by the Counts of Ilfeld; fief of Saxony 1178: Count of Ilfeld took the style "Hohnstein" 1180: Imperial immediacy 1253: Acquired Klettenberg as fief of the Bishopric of Halberstadt 1263: Acquired Spatenberg as fief of Thuringia 1268: Acquired Sömmerda 1289: Partitioned into Hohnstein-Klettenberg and Hohnstein-Sondershausen |
| Hohnstein-Heldrungen | County | — | — | 1315: Formed: Partitioned from Hohnstein-Klettenberg 1423: Sold to Stolberg-Stolberg 1478: Renamed to Hohnstein-Vierraden after acquisition of Vierraden as fief of Brandenburg |
| Hohnstein-Heringen | County | — | — | 1394: Formed: Partitioned from Hohnstein-Heringen-Kelbra 1412: Half sold to Stolberg-Stolberg 1417: Other half to Stolberg-Stolberg 1432: Extinct |
| Hohnstein-Heringen-Kelbra | County | — | — | 1373: Formed: Partitioned from Hohnstein-Klettenberg 1394: Partitioned into Hohnstein-Heringen and Hohnstein-Kelbra |
| Hohnstein-Kelbra | County | — | — | 1394: Formed: Partitioned from Hohnstein-Heringen-Kelbra 1413: Sold to Stolberg-Stolberg 1414: Extinct |
| Hohnstein-Klettenberg | County | — | — | 1289: Formed: Partitioned from Hohnstein 1315: Partitioned into itself and Hohnstein-Heldrungen 1320: Acquired Lohra 1373: Partitioned into Hohnstein-Lohra-Klettenberg and Hohnstein-Heringen-Kelbra |
| Hohnstein-Lohra-Klettenberg | County | Upp Sax | WT | 1373: Formed: Partitioned from Hohnstein-Klettenberg 1593: Extinct; to Bishopric of Halberstadt 1632: Lohra to Schwarzburg-Sondershausen; Klettenberg to Stolberg-Wernigerode; rest to Brunswick-Wolfenbüttel 1640s: To Thun and Hohnstein 1648: To Brandenburg 1651: To Sayn-Wittgenstein 1670: To Sayn-Wittgenstein-Hohnstein 1699: To Prussia 1806: To Westphalia 1813: To Prussia |
| Hohnstein-Sondershausen | County | — | — | 1289: Formed: Partitioned from Hohnstein 1356: Extinct; to Schwarzburg-Blankenburg |
| Hohnstein-Vierraden and Schwedt | County | — | — | 1478: Formed: Renamed from Hohnstein-Heldrungen after acquisition of Vierraden as fief of Brandenburg 1481: Acquired Schwedt as fief of Brandenburg 1609: Extinct |
 Holland | 11th century: HRE County 1806–1810: Kingdom of Holland | [ data missing ] | [ data missing ] | c. 1150: Split off from Bishopric of Utrecht 1064: 1st mention of Holland c. 1100: Title Count of Holland 1st used 1299: United with the County of Hainaut 1349–1433: To Bavarian Wittelsbachs 1433–1482: To Duchy of Burgundy; later the dominant hegemon of the United Provinces, but as a republic, the house of Orange being merely styled stadholder 1482–1581: To Habsburgs 1512: Burgundian Circle 1813: Kingdom of the Netherlands |
 Holstein Duke of Schleswig, Holstein, Stormarn, Ditmarshes, Lauenburg & Oldenburg | Duchy | Low Sax | PR | 1111: Formed: Lothair II enfeoffed Schaumburg with Holstein and Stormarn following the death without heirs of the Count of Hamburg 1137 - 1142: To Badewide 1203: To Denmark 1227: To Schaumburg 1261: Partitioned into Holstein-Kiel and Holstein-Itzehoe 1554: Partitioned into Danish Holstein and Holstein-Gottorp 1773: Restored to Denmark |
| Holstein-Gottorp | Duchy | — | — | 1544: Formed: Partitioned from Danish Holstein 1773: To Denmark for Oldenburg |
| Holstein-Kiel | County | — | — | 1261: Formed: Partitioned from Holstein 1273: Partitioned into Holstein-Segeberg and itself 1316: To younger son of Holstein-Plön 1390: Extinct; to Holstein-Rendsburg though Neuland and Herzhorn to Holstein-Schaumburg |
| Holstein-Plön | County | — | — | 1290: Formed: Partitioned from Holstein-Itzehoe 1350: Extinct; to Holstein-Kiel |
| Holstein-Rendsburg | County 1474: Duchy | — | — | 1290: Formed: Partitioned from Holstein-Itzehoe 1386: Acquired Schleswig 1397: Partitioned into itself and Holstein-Segeberg 1459: Extinct; to Denmark 1474: Duchy; superseded by Schleswig-Holstein |
| Holstein-Schaumburg (Schaumburg and Holstein-Pinneburg) HRE Prince, Count of Holstein, Schaumburg and Sternberg, Lord of Gemen | County 1620: Principality | Low Rhen | WE | 1290: Formed: Partitioned from Holstein-Itzehoe 1528: Acquired Gemen 1544: Partitioned into itself and Holstein-Schaumburg-Gemen 1620: HRE Prince 1640: Extinct; Two thirds of Holstein-Pinneburg to Denmark, one third of Holstein-Pinneburg to Schleswig-Holstein-Gottorp, half of Schaumburg to Hesse-Cassel, half of Schaumburg to Lippe-Alverdissen, Gemen to Limburg-Styrum |
| Holstein-Schaumburg-Gemen | County | Low Rhen | WE | 1544: Formed: Partitioned from Holstein-Schaumburg 1622: To Holstein-Schaumburg |
| Holstein-Segeberg | County | — | — | 1273: Formed: Partitioned from Holstein-Kiel 1308: Extinct; to Holstein-Kiel 1397: Partitioned from Holstein-Rendsburg 1403: Extinct; to Holstein-Rendsburg |
 Holzappel (Holzapfel) | 1641: HRE County | Low Rhen | WE | 1606: Formed: Peter Melander made HRE Knight, assumed the name "Holzappel" 1641: HRE Count 1642: Acquired Lülsdorf as fief of Palatinate-Neuburg 1643: Purchased Esterau and Isselbach from Nassau-Hadamar; Bench of Counts of Westphalia 1656: Acquired Nassau-Schaumburg 1707: To Anhalt-Bernburg-Schaumburg-Hoym 1806: To Nassau |
 Homburg | Territory | — | — | 1180: Formed: To Eppstein 1486: To Hanau-Münzenberg 1524: To Hesse 1567: To Hesse-Darmstadt 1598: To Hesse-Homburg, appanage of Hesse-Darmstadt 1768: To Hesse-Homburg 1806: To the Grand Duchy of Hesse 1815: To Hesse-Homburg 1866: To Prussia |
 Homburg | Lordship | — | — | 13th Century: Originally a territory of Isenburg 1259: To Sayn 1276: Imperial immediacy 1284: To Sayn-Sayn 1605: To Sayn-Wittgenstein 1606: To Sayn-Wittgenstein-Berleburg 1806: To Berg 1815: To Prussia |
 Horne (Hoorn) | Lordship 1450: County | Low Rhen | — | 11th/12th Century: Formed 1450: HRE Count 1568: Extinct; to Spanish Netherlands 1576: To the Prince-Bishopric of Liège 1795: To France 1815: To the Netherlands |
| Horneck | Commandery | — | — | 13th Century: To the local Lords of Horneck: Formed c. 1250: To the Teutonic Order 1805: To Württemberg |
| Hörstgen (Horstgen) | Lordship | [ data missing ] | [ data missing ] | Formation date unknown Under overlordship of Mors To Counts of Drachenfels 1530: Inherited by Millendonk-Mirlar Passed to Brochhorst Passed to Croy Passed to Burlepsch Passed to Ostein 1754: Passed to Barons of Knesebeck 1794: French occupation 1815: To Prussia |
| Höwen | Lordship | [ data missing ] | [ data missing ] | [ data missing ] |
 Hoya | County | — | — | 1204: Formed Before 1180: Part of older Duchy of Saxony, till emperor deposed Henry the Lion 1202: 1st mention of "Count of Hoya" 1215: Acquired Nienburg 1338: Acquired Altbruchhausen 1345: Partitioned into Hoya and Bruchhausen and itself 1497: Extinct; to Hoya and Bruchhausen |
| Hoya and Bruchhausen (Nienburg) | County | Low Rhen | WE | 1345: Formed: Partitioned from Hoya 1384: Acquired Neubruchhausen 1497: Acquired Hoya 1512: To Brunswick-Lüneburg 1519: Restored 1582: Extinct; to Brunswick-Lüneburg |
 Hülchrath (Hilkerode) | County | — | — | 12th Century: To Saffenburg as fief of Cologne 12th Century: To Sayn 1247: To Sponheim-Heinsberg 1255: To Cleves c. 1275: Partitioned from Cleves 1298: Sold Linn to Cleves 1303: Sold Tomburg to Cologne 1322: Half sold to Cologne 1331: Remainder sold to Cologne |
