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This is a list of states in the Holy Roman Empire beginning with the letter P:
| Name | Type | Imperial circle | Imperial diet | History |
|---|---|---|---|---|
 Paderborn | Bishopric | Low Rhen | EC | 799: Formed 881: Granted territory in fief to Saxony 1180: Made fief of the Archbishopric of Cologne 1281: Imperial immediacy; HRE Prince of the Empire 1802: To Prussia 1807: To Westphalia 1813: To Prussia |
 Palatinate (Kurpfalz)Count Palatine of the Rhine, Arch-Steward and Prince-Elector of the Holy Roman Empire | County Palatine 1314: Duchy 1356: Electorate | El Rhine | EL | 915: Origins in County Palatine of Lotharingia 945: County Palatine of Lorraine 1095: County Palatine of the Rhine 1214: Extinct; to Bavaria 1255: To Upper Bavaria 1314: Partitioned from Upper Bavaria 1356: Electorate confirmed in the Golden Bull 1410: Partitioned into itself, Palatinate-Neumarkt, Palatinate-Simmern-Zweibrücken and Palatinate-Mosbach 1524: Appanage Palatinate-Neumarkt created 1556: Inherited by Palatinate-Neuburg 1559: Inherited by Palatinate-Simmern; Neuburg to Palatinate-Zweibrücken 1576: Partitioned into itself and Palatinate-Lautern 1610: Partitioned into itself and Palatinate-Simmern-Kaiserslautern 1621: Under imperial ban; occupied by the Emperor 1623: Electoral title and Upper Palatinate to Bavaria; Parkstein, Peilstein and Weiden to Palatinate-Neuburg 1648: Restored in the Lower Palatinate with new Electoral title 1685: Inherited by Palatinate-Zweibrücken-Neuburg; War of the Palatinian Succession 1697: Acquired Megen 1742: Inherited by Palatinate-Sulzbach 1777: In personal union with Bavaria |
 Palatinate-Guttenberg | Duchy | Upp Rhen | PR | 1592: Partitioned from Palatinate-Veldenz 1611: Renamed to Palatinate-Guttenberg-Lützelstein |
| Palatinate-Guttenberg-Lützelstein | Duchy | Upp Rhen | PR | 1611: Renamed from Palatinate-Guttenberg after inheritance of Palatinate-Lützelstein 1654: Extinct; to Palatinate-Veldenz |
| Palatinate-Hilpoltstein | Duchy | n/a | n/a | 1614: Appanage created within Palatinate-Zweibrücken-Neuburg 1644: Extinct; to Palatinate-Zweibrücken-Neuburg |
 Palatinate-Lautern | Duchy | Upp Rhen | PR | 1576: Partitioned from the Palatinate 1592: Extinct; to the Palatinate 1797: to France |
| Palatinate-Lützelstein | Duchy | Upp Rhen | PR | 1592: Partitioned from Palatinate-Veldenz 1611: Extinct; to Palatinate-Guttenberg |
| Palatinate-Mosbach | Duchy | n/a | n/a | 1410: Partitioned from the Palatinate 1448: Acquired Neumarkt; renamed to Palatinate-Mosbach-Neumarkt |
| Palatinate-Mosbach-Neumarkt | Duchy | n/a | n/a | 1448: Renamed from Palatinate-Mosbach after acquisition of Palatinate-Neumarkt 1499: Extinct; to the Palatinate |
| Palatinate-Neuburg | Duchy | Bav | PR | 1505: Created for Otto Henry and Philip around Neuburg following the Landshut War of Succession 1557: Sold to the Palatine Zweibrücken 1569: Partitioned from Palatinate-Zweibrücken 1609-14: War of the Jülich Succession against Brandenburg 1614: Acquired Jülich and Berg; appanages Palatinate-Sulzbach and Palatinate-Hilpoltstein created 1656: Appanage Palatinate-Sulzbach granted independence 1685: Inherited the Palatinate and superseded |
| Palatinate-Neumarkt | Duchy | n/a | n/a | 1410: Partitioned from the Palatinate 1443: In personal union with Denmark, Norway and Sweden 1448: Extinct; to Palatinate-Mosbach 1524: Appanage created within the Palatinate 1558: Extinct; to the Palatinate |
| Palatinate-Simmern | Duchy | Upp Rhen | PR | 1410: Partitioned from Palatinate 1444: Acquired Veldenz by marriage 1459: Partitioned with Palatinate-Zweibrücken 1559: Inherited the Palatinate; Palatinate-Simmern-Sponheim to George following the house agreement for the succession of the Elector Palatine; outer lying territories passed to Palatinate-Zweibrücken 1797: to France |
| Palatinate-Simmern-Kaiserslautern | Duchy | Upp Rhen | PR | 1610: Partitioned from the Palatinate 1674: Extinct; to the Palatinate |
| Palatinate-Simmern-Sponheim | Duchy | Upp Rhen | PR | 1559: Core of Palatinate-Simmern to George 1598: Extinct; to the Palatinate |
| Palatinate-Sulzbach | Duchy | Bav | n/a | 1614: Appanage created within Palatinate-Zweibrücken-Neuburg 1656: Imperial immediacy 1714: Acquired Parkstein and Weiden 1732: Acquired Bergen op Zoom 1742: Inherited and superseded by the Palatinate |
| Palatinate-Veldenz | Duchy | Upp Rhen | PR | 1543: Partitioned from Palatinate-Zweibrücken 1552: Acquired Remigiusland 1553: Acquired Lützelstein, 1/2 of Guttenberg and 2/3 of Alsenz 1592: Partitioned into itself, Palatinate-Lützelstein and Palatinate-Guttenberg 1694: Extinct; divided between the Palatinate, Palatinate-Sulzbach and Palatinate-Zweibrücken-Birkenfeld |
| Palatinate-Zweibrücken | Duchy | Upp Rhen | PR | 1444: Partitioned from Palatinate-Simmern 1505: Acquired Kleeburg and half of Guttenberg 1543: Partitioned into itself and Palatinate-Veldenz 1559: Acquired Palatinate-Neuburg 1569: Partitioned into Palatinate-Zweibrücken-Neuburg, Palatinate-Zweibrücken, Palatinate-Zweibrücken-Sulzbach, Palatinate-Zweibrücken-Vohenstrauss-Parkstein and Palatinate-Zweibrücken-Birkenfeld 1604: Partitioned into Palatinate-Zweibrücken-Veldenz, Palatinate-Zweibrücken-Landsberg and Palatinate-Zweibrücken-Kleeberg 1733: Reunited by Palatinate-Zweibrücken-Birkenfeld-Bischweiler 1793: To France 1799: Inherited and superseded by Bavaria-Palatinate |
| Palatinate-Zweibrücken-Birkenfeld | Duchy | Bav | n/a | 1569: Partitioned from Palatinate-Zweibrücken 1616: Acquired portion of Sponheim 1630: Sideline Palatinate-Zweibrücken-Birkenfeld-Bischweiler created 1671: Extinct; to Palatinate-Zweibrücken-Birkenfeld-Bischweiler |
| Palatinate-Zweibrücken-Birkenfeld-Bischweiler | Duchy | Bav | n/a | 1630: Created when Christian I of Palatinate-Zweibrücken-Birkenfeld acquired Bischweiler 1673: Acquired Rappoltstein 1681: Partitioned into itself and Palatinate-Zweibrücken-Birkenfeld-Gelnhausen 1733: Renamed to Palatinate-Zweibrücken |
| Palatinate-Zweibrücken-Birkenfeld-Gelnhausen | Duchy | Bav | n/a | 1681: Partitioned from Palatinate-Zweibrücken-Birkenfeld-Bischweiler 1789: To France 1799: Received title Duke in Bavaria |
| Palatinate-Zweibrücken-Kleeberg | Duchy | Upp Rhen | n/a | 1604: Partitioned from Palatinate-Zweibrücken 1654: Inherited Sweden; Kleeberg passed to Adolph John I 1681: Became main of Palatinate-Zweibrücken 1731: Extinct; to Palatinate-Birkenfeld-Bischweiler |
| Palatinate-Zweibrücken-Landsberg | Duchy | Upp Rhen | n/a | 1604: Partitioned from Palatinate-Zweibrücken 1661: Became main of Palatinate-Zweibrücken |
| Palatinate-Zweibrücken-Sulzbach | Duchy | Bav | n/a | 1569: Partitioned from Palatinate-Zweibrücken 1604: Extinct; to Palatinate-Zweibrücken-Neuburg |
| Palatinate-Zweibrücken-Veldenz | Duchy | Upp Rhen | n/a | 1604: Partitioned from Palatinate-Zweibrücken-Zweibrücken 1661: Extinct; to Palatinate-Zweibrücken-Landsberg |
| Palatinate-Zweibrücken-Vohenstrauss-Parkstein | Duchy | Bav | n/a | 1569: Partitioned from Palatinate-Zweibrücken 1597: Extinct; to Palatinate-Zweibrücken-Neuburg |
 Pappenheim HRE Count & Lord of Pappenheim | Lordship 1628: County | n/a | n/a | 1111: First mentioned; Hereditary Marshall of the Holy Roman Empire 1279: Partitioned into itself and Biberbach 1356: Hereditary Arch-Marshall of the Holy Roman Empire 1423: Acquired Schweinspoint 1438: Acquired Gräfenthal 1444: Partitioned into Pappenheim-Allgäu, Pappenheim-Gräfenthal, Pappenheim-Treuchtlingen and Pappenheim-Alesheim; Pappenheim itself shared between all lines and led by the most senior ruling lord 1628: HRE Count; senior agnate of the house granted the title of Count 1697: Superseded Pappenheim-Alesheim 1807: To Bavaria |
| Pappenheim-Alesheim | Lordship | n/a | n/a | 1444: Partitioned from Pappenheim 1697: Superseded by Pappenheim with the extinction of all other lines |
| Pappenheim-Allgäu | Lordship | n/a | n/a | 1444: Partitioned from Pappenheim 1494: Partitioned into Pappenheim-Grönenbach and Pappenheim-Rothenstein |
| Pappenheim-Biberbach See: Biberbach | ||||
| Pappenheim-Gräfenthal | Lordship | n/a | n/a | 1444: Partitioned from Pappenheim 1599: Extinct; divided between Pappenheim-Grönenbach and Pappenheim-Stühlingen |
| Pappenheim-Grönenbach | Lordship | n/a | n/a | 1494: Partitioned from Pappenheim-Allgäu 1584: Side line Pappenheim-Stühlingen created 1619: Extinct; to Pappenheim-Stühlingen |
| Pappenheim-Rechberg | Lordship | n/a | n/a | 1197: Hildebrand of Rechberg named as Marshall by marriage 1226: Title relinquished at death |
| Pappenheim-Rothenstein | Lordship | n/a | n/a | 1494: Partitioned from Pappenheim-Allgäu 1616: Extinct; to Fugger-Kirchheim |
| Pappenheim-Schwindegg | Lordship | n/a | n/a | 1529: Partitioned from Pappenheim-Treuchtlingen 1568: Inherited and renamed to Pappenheim-Treuchtlingen |
| Pappenheim-Stühlingen | County | Swab | SC | 1584: Created when Conrad of Pappenheim-Grönenbach acquired Stühlingen 1613: Sold rights around St. Blaise's Abbey 1621: Sold Gräfenthal to Saxe-Altenburg 1639: Extinct; to Fürstenberg-Stühlingen |
| Pappenheim-Treuchtlingen | Lordship | n/a | n/a | 1444: Partitioned from Pappenheim 1529: Partitioned into itself and Pappenheim-Schwindegg 1568: Inherited by and renamed from Pappenheim-Schwindegg 1591: Sold Schwindegg to Haunsperg 1647: Extinct; to Brandenburg-Ansbach |
 Parchim(-Richenberg) | Principality | n/a | n/a | 1226: Partitioned from Mecklenburg 1255: Divided between Mecklenburg, Schwerin and Werle 1256: Obtained Białogard as fief of Pomerania 1270: Renounced claims to Parchim-Richenberg |
| Parkstein | Barony 1776: County | Upp Rhen | WE | 1762: Karoline Franziska Dorothea, illegitimate daughter of Charles Theodore of Bavaria-Palatinate legimitised; granted Parkstein 1776: HRE Countess 1777: Purchased portion of Reipoltskirchen; Parkstein to Bavaria 1795: To France 1818: Extinct |
 Passau | Bishopric | Bav | EC | 737: Formed 999: Imperial immediacy 1193: HRE Prince of the Empire 1803: Divided between Bavaria and Salzburg 1805: All to Bavaria |
 Passavant | Lordship | n/a | n/a | Originally to lords of Montfaucon 1372: To Montbéliard 1444: To Württemberg 1678: To France |
 Petershausen | Abbacy | Swab | SP | 983: Formed Early 13th Century: Imperial immediacy 1530: To the City of Constance 1556: Restored 1802: To Baden |
| Pettau (March of) – see: Mark an der Drau (AKA Mark/Grafschaft hinter dem Drauwald, Lower Carantanian March, marchia transsilvana) | ||||
 Pfäfers | Abbacy | Swab | SP | 731: Formed 1408: Imperial immediacy 1648: Left the empire as part of Switzerland |
 Pfullendorf | Imperial City | Swab | SW | 1220: Free Imperial City 1803: To Baden |
 Piombino | Principality | n/a | n/a | 1399: Lordship 1594: HRE Principality 1801: To Etruria 1809: To Tuscany |
 Pirmont See: Pyrmont | ||||
 Platen-Hallermund | County | Low Rhen | WE | 1704: Younger German line of the Platen family acquired Hallermund 1709: Lower Rhenish-Westphalian Circle 1807: To Westphalia 1813: To Hanover |
 Plauen | Advocacy (Vogtei) | n/a | n/a | 1244: Partitioned from Plauen and Gera 1302: Partitioned into Plauen Elder Line and Plauen Younger Line |
| Plauen and Gera | Advocacy (Vogtei) | n/a | n/a | 1209: Partitioned from Weida 1240: Acquired Greiz and Reichenbach 1244: Partitioned into Plauen and Gera |
| Plauen Elder Line | Advocacy (Vogtei) | n/a | n/a | 1302: Partitioned from Plauen 1348: Partitioned into Plauen-Mühltroff and Plauen-Plauen |
| Plauen-Mühltroff | Advocacy (Vogtei) | n/a | n/a | 1348: Partitioned from Plauen Elder Line 1363: Country lost to Meissen 1380: Extinct |
| Plauen-Plauen | Advocacy (Vogtei) | n/a | n/a | 1348: Partitioned from Plauen Elder Line 1426: Acquired Burgraviate of Meissen; henceforth known as such |
| Plauen Younger Line | Advocacy (Vogtei) | n/a | n/a | 1302: Partitioned from Plauen 1309: Adopted name Reuss von Plauen |
 Plesse (Plessen) | Lordship | Upp Rhen | WT | 1097: First mentioned; known as Höckelheim c. 1150: Assumed the name Plesse; fiefs of Paderborn c. 1170: Partitioned into Plesse Elder Line and Plesse Younger Line 1284/8: Reunited by Plesse Younger Line 1571: Extinct; to Hesse-Cassel |
| Plesse Elder Line | Lordship | n/a | n/a | c. 1170: Partitioned from Plesse 1284/8: Extinct; to Plesse Younger Line |
| Plesse Younger Line | Lordship | n/a | n/a | c. 1170: Partitioned from Plesse 1284/8: Renamed to Plesse |
 Plettenberg | Lordship | n/a | n/a | 1187: First mentioned; fief of Cologne Partitioned into numerous lines; the most important that of Lenhausen |
| Plettenberg-Lenhausen | Lordship 1689: Barony 1724: County | n/a | n/a | 1474: Partitioned from Plettenberg-Bamenohl c. 1500: Partitioned into itself and Plettenberg-Stockum 1689: HRE Baron 1724: HRE Count; Side line Plettenberg-Wittem founded 1730: Extinct; to Plettenberg-Wittem |
| Plettenberg-Wittem HRE Count of Plettenberg & Wittem | County | Low Rhen | WE | 1724: Ferdinand of Plettenberg-Lenhausen purchased Wittem, assumed the name Plettenberg-Wittem 1732: Lower Rhenish-Westphalian Circle, Bench of Counts of Westphalia 1801: To France 1803: Compensated with Mietingen and Sulmingen 1806: To Württemberg |
 Pluwig | Lordship | n/a | n/a | Originally a property of de Ponte (von der Brücken) 1211: To the Cathedral Chapter of Trier; formed an immediate and circle-free lordship 1794: To France 1814: To Prussia |
 Pomerania | Duchy | Upp Sax | PR | 1046: First mentioned; tributary of the Empire 1106: Partitioned into itself and Pomerelia 1120-3: Made fief of Poland 1156: Partitioned into Pomerania-Stettin and Pomerania-Demmin 1264: Reunited by Pomerania-Stettin 1295: Partitioned into Pomerania-Wolgast and Pomerania-Stettin 1478: Reunited by Pomerania-Wolgast 1493: Imperial immediacy 1532: Partitioned into Pomerania-Wolgast and Pomerania-Stettin 1625: Reunited by Pomerania-Stettin 1634: Abdicated; under Imperial, Brandenburgian and Swedish occupation 1637: Extinct 1648: Divided into Swedish Pomerania and Prussian Pomerania |
| Pomerania-Barth | Duchy | n/a | n/a | 1377: Partitioned from Pomerania-Wolgast 1393: Inherited and renamed to Pomerania-Wolgast 1458: Partitioned from Pomerania-Wolgast 1478: Extinct; to Pomerania-Wolgast 1569: Appanage created within Pomerania-Wolgast 1618: Inherited Pomerania-Stettin; appanage abolished |
| Pomerania-Demmin | Duchy | n/a | n/a | 1156: Partitioned from Pomerania 1164: Made fief of Saxony; acquired 1/3 of Wolgast 1180: Extinct; to Pomerania-Stettin 1187: Partitioned from Pomerania-Stettin; fief of Denmark 1234: Rejoined the Empire 1236: Lost Circipania to Mecklenburg-Rostock; made fief of Brandenburg 1264: Extinct; to Pomerania-Stettin |
| Pomerania-Neustetten | Duchy | n/a | n/a | 1372: Partitioned from Pomerania-Wolgast 1390: Extinct; to Pomerania-Stolp |
| Pomerania-Rügenwalde | Duchy | n/a | n/a | 1440: Created for Eric, former king of Denmark, Norway and Sweden 1446: Inherited and renamed to Pomerania-Stolp 1569: Appanage created within Pomerania-Stettin for Barnim X 1600: Inherited Pomerania-Stettin; appanage to Casimir VI 1605: Extinct; to Pomerania-Barth 1606: Appanage invested upon Bogislaw XIV and George II 1620: Inherited Pomerania-Stettin; appanage abolished |
| Pomerania-Stargard | Duchy | n/a | n/a | 1377: Partitioned from Pomerania-Stolp 1395: Inherited and renamed to Pomerania-Stolp |
| Pomerania-Stettin | Duchy | Upp Sax | PR | 1156: Partitioned from Pomerania 1180: Imperial immediacy; acquired Pomerania-Demmin 1185: Made fief of Denmark 1187: Partitioned into itself and Pomerania-Demmin 1227: Rejoined the Empire 1231: Made fief of Brandenburg 1264: Renamed to Pomerania 1295: Partitioned from Pomerania; fief of Brandenburg 1348: Imperial immediacy 1463: Acquired Pomerania-Stargard 1464: Extinct; Stettin War of Succession between Pomerania-Wolgast and Brandenburg 1472: To Pomerania-Wolgast 1532: Partitioned from Pomerania 1569: Abdicated; to John Frederick of Pomerania-Wolgast 1600: Inherited and title assumed by Pomerania-Rügenwalde 1603: Extinct; to Philip II of Pomerania-Barth 1618: Inherited by appanage Pomerania-Barth 1620: Inherited by appanage Pomerania-Rügenwalde 1625: Renamed to Pomerania |
| Pomerania-Stolp | Duchy | n/a | n/a | 1372: Partitioned from Pomerania-Wolgast 1377: Partitioned into itself and Pomerania-Stargard 1395: Inherited by Pomerania-Stargard 1446: Inherited by Pomerania-Rügenwalde 1459: Extinct; to Pomerania-Wolgast |
| Pomerania-Wolgast | Duchy | Upp Sax | n/a | 1295: Partitioned from Pomerania; fief of Brandenburg 1317: Acquired Schlawe and Stolp 1325: War of the Rügen Succession against Mecklenburg 1328: Acquired Rügen 1348: Imperial immediacy 1372: Partitioned into Pomerania-Stolp, itself and Pomerania-Neustettin 1377: Partitioned into Pomerania-Barth and itself 1393: Extinct; to Pomerania-Barth who assumed the title 1425: Partitioned into Pomerania-Wolgast-Wolgast, Pomerania-Wolgast-Demmin and Pomerania-Wolgast-Barth 1451: Reunited by Pomerania-Wolgast-Wolgast 1455: Acquired Lauenburg and Bütow 1458: Partitioned into itself and Pomerania-Barth 1459: Acquired Pomerania-Stolp and Pomerania-Rügenwalde 1472: Acquired Pomerania-Stettin; made fief of Brandenburg 1478: Renamed to Pomerania 1532: Partitioned from Pomerania 1569: Repartition of Pomerania; partitioned into Pomerania-Stettin, Pomerania-Barth, Pomerania-Wolgast and Pomerania-Rügenwalde 1625: Extinct; to Pomerania-Stettin |
| Pomerania-Wolgast-Barth | Duchy | n/a | n/a | 1425: Partitioned from Pomerania-Wolgast 1435: Partitioned into itself and Pomerania-Wolgast-Stralsund 1451: Extinct; to Pomerania-Wolgast-Wolgast |
| Pomerania-Wolgast-Demmin | Duchy | n/a | n/a | 1425: Partitioned from Pomerania-Wolgast 1450: Extinct; to Pomerania-Wolgast-Wolgast |
| Pomerania-Wolgast-Stralsund | Duchy | n/a | n/a | 1435: Partitioned from Pomerania-Wolgast-Barth 1440: Extinct; to Pomerania-Wolgast-Barth |
| Pomerania-Wolgast-Wolgast | Duchy | n/a | n/a | 1425: Partitioned from Pomerania-Wolgast 1451: Renamed to Pomerania-Wolgast |
 Provence | Duchy 877: County 933: Margraviate 1037: County | n/a | n/a | 5th Century: Duchy within the Kingdom of Burgundy 877: County of Provence to Boso within Western Francia 879: Boso made king of Lower Burgundy 933: To the Kingdom of Arles; given as fief to Hugh the Black 1032: Made fief of the Empire 1125: Partitioned into itself (as County) and a margraviate; see below 1127: To the House of Barcelona by marriage 1267: To the House of Anjou by marriage 1481: In personal union with France 1486: To France |
 Provence | Margraviate | n/a | n/a | 1125: Provence partitioned; north formed as a Margraviate for the claim of Alphonse I of Toulouse 1271: Extinct; in personal union with France 1274: Venaissin to the Papal States 1486: To France |
 Prüm (Prum; Pruem) | Abbacy | Upp Rhen | EC | 721: Established 1222: HRE Prince of the Empire 1574: To Trier 1801: To France 1815: To Prussia |
 Pückler and Limpurg | County | Franc | FR | 1737: Renamed from Pückler when inherited a portion of Limpurg through marriage to Caroline Christiana of Löwenstein-Wertheim 1787: Acquired part of Limpurg-Sontheim and Limpurg-Gaildorf through marriage to Waldeck-Limpurg 1806: To Württemberg |
 Prussia | Duchy 1701: Kingdom | n/a | n/a | Whilst not part of the empire, Prussia became a de facto state of the empire and possessed extensive territories within the Empire |
 Pyrmont (in Lower Saxony) | County | Low Rhen | WF | 1180: Established by Cologne; given as fief to Schwalenberg 1194: Partitioned from Schwalenberg 1494: Extinct; to Spiegelberg 1568: To Lippe-Spiegelberg-Pyrmont 1583: To Gleichen-Tonna 1625: To Waldeck-Eisenberg 1668: Ceded Lügde to Paderborn 1711: To Waldeck and Pyrmont 1805: Partitioned from Waldeck and Pyrmont 1812: Extinct; to Waldeck and Pyrmont |
| Pyrmont (Pirmont; in Eifel) | Lordship 15th Century: Barony | Low Rhen | WF | 12th Century: First mentioned; to Schönburg early 13th Century: Schönburg assumed the name Pyrmont Before 1400: Acquired 2/3 of Ehrenburg by marriage 1426: Acquired remainder of Ehrenburg 15th Century: HRE Baron 1526: Extinct; to Eltz 1652: Half to Waldbott von Bassenheim 1695: Eltz half to Trier 1710: All to Waldbott von Bassenheim 1789: To France 1815: To Prussia |
