This is a list of states in the Holy Roman Empire beginning with the letter G. Some historians mark the beginning of the Empire as 800, with the coronation of Frankish king Charlemagne ("Charles the Great").

List Name Type Imperial circle Imperial diet History Gandersheim Abbacy Upp Sax RP 856919: Imperial immediacy1206: HRE Princess1802: To Brunswick-Wolfenbüttel1807: To Westphalia1815: To Brunswick GdańskSee: Danzig Imperial City Gelnhausen Imperial Free City Upp Rhen RH 1170: Formed1803: Annexed to Hesse-Cassel1807: To Westphalia1813: To Hesse-Cassel Gemen Lordship Low Rhen WE 10th Century: FormedTo local Lords of Gemen1282: Gemen a fief of Cleves14th Century: Fief of Bishopric of Münster13??: Imperial immediacy1492: Extinct; to Schaumburg and Holstein-Pinneberg1640: To Limburg-Styrum1644: To Limburg-Styrum-Gemen1782: To Limburg-Styrum-Illeraichen1800: To Bömelberg1806: To Salm-Kyrburg1810: To France1814: To Prussia Gemert HRE Lordship n/a n/a 12th Century: FormedTo local Lords of Gemert as fief of Brabant1220: Half to the Teutonic Order as fief of Brabant1331: Gemert half to 's-Hertogenbosch1366: All to Teutonic Order as fief of Brabant1478: Imperial immediacy1648-1662: To the Netherlands1794: To France1795: To Batavian Republic Geneva County n/a n/a 9th Century: Formed1394: Extinct; to Thoire and Villars1401-5: Sold to Savoy Geneva Bishopric n/a n/a 5th Century: Formed1154: HRE Prince1526: Joined the Swiss Confederation as ally1535: Secular power lost to the City1798: To France1815: To Switzerland Gengenbach Abbacy Swab SP betw. 727–7359th Century: Imperial immediacy1007: To Bishopric of Bamberg1139: Imperial immediacy1751: Bench of Swabian Prelates1803: To Baden Gengenbach Imperial City Swab SW c1250: Formed1360: Free Imperial City1803: To Baden Gera Advocacy (Vogtei) n/a n/a 1244: Partitioned from Plauen and Gera1314: Acquired Schleiz, Saalburg and Burgk1425: Partitioned into Gera-Burgk, Gera-Lobenstein and Gera-Schleiz Gera-Burgk Advocacy (Vogtei) n/a n/a 1425: Partitioned from Gera1426: Extinct; to Gera-Lobenstein Gera-Gera Advocacy (Vogtei) n/a n/a 1482: Partitioned from Gera-Lobenstein1502: Sold to Gera-Schleiz1508: Extinct Gera-Lobenstein Advocacy (Vogtei) n/a n/a 1425: Partitioned from Gera1482: Partitioned into Gera-Gera, Gera-Schleiz and itself1489: Extinct; divided between Gera-Gera and Gera-Schleiz1509: Partitioned from Gera-Schleiz1538: Extinct; to Gera-Schleiz Gera-Schleiz Advocacy (Vogtei) n/a n/a 1425: Partitioned from Gera1448: Acquired Rochsburg1456: Extinct; to Gera-Lobenstein1482: Partitioned from Gera-Lobenstein1509: Partitioned into itself and Gera-Lobenstein1547: To Reuss-Plauen1550: Extinct Gerlachsheim Abbacy n/a n/a 1197: FormedTo Lords of Zimmern-Lauda as fief of Bishopric of WürzburgTo Wertheim as fief of Bishopric of Würzburg1319: Gerlachsheim Abbey fief of Bishopric of Würzburg1552: FormedDirect possession of Bishopric of Würzburg1717: To Oberzell Abbey as fief of Bishopric of Würzburg1803: To Salm-Reifferscheid-Krautheim1806: To Baden Geroldseck Lordship n/a n/a 1080: First mentioned1139: Established around Hohengeroldseck1186: Side line established at Ochsenstein1270: Acquired Veldenz1277: Partitioned into itself and Hohengeroldseck1279: Sold Diersburg to Schwarzenberg1300: Sold additional territory to Baden1426: Extinct; to Moers-Saarwerden in succession dispute with Hohengeroldseck1442: Half sold to Baden1522: Other half sold to Nassau-Saarbrücken1629: All to Nassau-Saarbrücken1803: To Baden Geroldseck-Sulz Lordship n/a n/a 1333: Partitioned from Hohengeroldseck1451: Extinct1473: Sold to Württemberg Geyer von Giebelstadt 1685: HRE County Franc FR 1685: HRE Count1693: Bench of Counts of Franconia1708: Extinct GiechHRE Count & Lord of Giech Lordship1680: HRE Barony1695: HRE County Franc FR 12th Century: Formed1680: HRE Baron1695: HRE Count1726: Bench of Counts of Franconia1791: Under overlordship of Prussia Giengen Imperial City Swab SW 11th Century: Formed1391: Free Imperial City1803: To Württemberg GimbornGimborn and Neustadt Lordship1631: Imperial Lordship1783: County Low Rhen WE?To Lords of Sankt Gereon as fief of Berg1273: To Lords of Sankt Gereon as fief of Mark1550: To Barons of Schwarzenberg (Franconian line) as fief of Mark1610: To Barons of Schwarzenberg (Franconian line) as fief of Brandenburg1631: Imperial immediacy1682: Lower Rhenish-Westphalian Circle1702: Bench of Counts of Westphalia1782: To Wallmoden-Gimborn1783: HRE Count1806: To Berg1815: To Prussia Glarus Imperial valley n/a n/a 1395: FormedUntil 1395: To Säckingen Abbey1352: Joined Swiss Confederation, though subject to Säckingen Abbey1395: Free Imperial Valley; member of Swiss Confederation1648: Left Empire as member of Swiss Confederation1798: To Linth Canton within Helvetic Confederation1803: Canton of Glarus within Switzerland Gleichen County n/a n/a 1162: Title "Count of Gleichen" used by Counts of Tonna1228: Partitioned from Tonna1343: Partitioned into Gleichen-Blankenhain and Gleichen-Tonna Gleichen-Blankenhain County Upp Sax WT 1343: Partitioned from Gleichen1378: Partitioned into Gleichen-Blankenhain Elder Line, Gleichen-Blankenhain Intermediate Line and Gleichen-Blankenhain Younger Line1456: Reunited by Younger Line1627: Extinct; to the Archbishopric of Mainz1631: To Hatzfeld1794: To Saxe-Weimar-Eisenach Gleichen-Blankenhain Elder Line County n/a n/a 1378: Partitioned from Gleichen-Blankenhain1456: Extinct; to Gleichen-Blankenhain Younger Line Gleichen-Blankenhain Intermediate Line County n/a n/a 1378: Partitioned from Gleichen-Blankenhain1385: Extinct; to Gleichen-Blankenhain Elder Line Gleichen-Blankenhain Younger Line County n/a n/a 1378: Partitioned from Gleichen-Blankenhain1415: Partitioned into Gleichen-Rembda and itself1456: Renamed to Gleichen-Blankenhain Gleichen-Rembda County Upp Sax WT 1415: Partitioned from Gleichen-Blankenhain Younger Line1596: Extinct; to Gleichen-Blankenhain Gleichen-Tonna County Upp Sax WT 1343: Partitioned from Gleichen1631: Extinct; divided between Hohenlohe-Langenburg, Schwarzburg-Sondershausen and Schenk von Tautenburg Gleichenstein County n/a n/a 1228: Partitioned from Tonna1294: Sold to the Archbishopric of Mainz1297: Extinct1802: To Prussia1807: To Westphalia1813: To Prussia Gmündsee: Schwäbisch Gmünd Godesberg County 1276: Partitioned from Neuenahr1465: Partitioned into Alpheim and Bedburg Goldineshundare County 950: Partitioned from Cläven1067: Extinct Goltstein 1694: HRE Count n/a n/a 1305: First mentioned in Moravia15th Century: Fief of Jülich1771: immediate Lords of Slenaken1794: To France Gorizia (Görz) County1365: HRE Princely County1754: Princely County of Gorizia and Gradisca Aust n/a 11th Century: Formed1031: To Counts of Eppenstein1090: To Counts of Lurn1258: Division into Gorz and Tyrol (extinct 1335)1500: Extinct; to Austria1754: United to form Gorizia and Gradisca1809: To France1813: To Austria Goslar Imperial City Low Sax RH 9221290: Free Imperial City1803: To Prussia1806: To Westphalia1813: To Prussia Gradisca 1647: County1754: Princel County of Gorizia and Gradisca Aust - 1511: Annexed to Austria1647: To Eggenberg1717: To Austria1747: United to form Gorizia and Gradisca Graevenitz (Grävenitz) Lordship1707: County Franc FR 1290: First mentioned; ministerialis in Mecklenburg1707: HRE Count1718: Acquired Welzheim1728: Joined the Franconian Counts1733: Welzheim to Württemberg; retained personalist vote in the Franconian Circle Grandvillars Barony n/a n/a 11th Century: FormedBarons of Grandvillars were fiefs of Montbéliard and Pfirt1648: To France Granges Lordship Gravenegg Acquired Eglingen GrävenitzSee: Graevenitz Lordship Grävenstein (Gravenstein or Gråsten) Lordship Greifensee Lordship n/a n/a 1300: Created on transfer from Rapperswil to Landenburg1369: Sold to Toggenburg1402: To Zürich1798: Abolished Greiz and Reichenbach Advocacy (Vogtei) n/a n/a 1209: Partitioned from Weida1240: Extinct; to Plauen and Gera Groningen Lordship Burg n/a 1498: FormedFree Frisians1498: Invested on the Duchy of Saxony but was unable to gain control of the region1514/15: To Guelders1536: To Spanish Netherlands1579: To the Netherlands Grubenhagen see "Brunswick-Grubenhagen" Principality Gruyères (Greyerz) County n/a n/a 11th Century: Formed1246: Fief of Savoy1536: Imperial immediacy1554: Bankrupt; divided between Fribourg and Bern Guastalla County1621: Duchy n/a n/a 1406: Created for Guido Torelli1539: To Gonzago-Guastalla1621: Duchy1746: To Austria 1748: To Parma1808: To France1814: To Parma Guelders Duchy Burg n/a 1082/1096: Formedc1088: Landgraviate1096: County1339: Duchy1179: Inherited County of Zutphen by marriage1247: Acquired the pawned Imperial city of Nijmegen1393: Inherited Duchy of Jülich1473: To the Duchy of Burgundy1492: To House of Egmond1543: To the Duchy of BurgundyAfter 1581: divided between United Provinces (no more HRE) and Spanish Netherlands1672: French occupation1713: Southern South Gelderland fell to Prussia1795: To France1806: To Kingdom of Holland1810: To France1815: To the Netherlands and Prussia Gundelfingen Lordship Swab SC 11th Century: Formed1008: 1st mention of Gundelfingenafter 1251: Partitioned into Gundelfingen-Hellenstein, Gundelfingen-Hohengundelfingen and Gundelfingen-Niedergundelfingen1647-1768: To Furstenberg Gundelfingen-Hellenstein Lordship n/a n/a after 1251: Partitioned from Gundelfingen1273: Extinct; to Burgau1280: To Austria1292: To Rechberg1351: To Helfenstein-Blaubeuren1448: To Württemberg-Stuttgart1450: To Bavaria-Landshut1503: To Württemberg1521: To Ulm1536: To Württemberg Gurk 1072: BishopricPrince-Bishopric Aust n/a 1072: Formed1803: To Austria (annexed to Carinthia) Gutenstein Lordship n/a n/a 12th Century: FormedOriginally to the Lords of Gutenstein13th Century: To Austria1306: To Magenbuch as fief of Austria1455: To Zimmern1594: To Austria1609: To Burgau1618: To Austria1624: To Hohenzollern-Sigmaringen as fief of Austria1652: To Mohr as fief of Austria1655: To Castell as fief of Austria1735: To Castell directly1806: To Württemberg1810: To Baden Gutenzell Abbacy Swab SP 1237: Formed1417: Imperial immediacy1803: To Toerring-Jettenbach1806: To Württemberg

References