| Elizabeth Gaskell (1810–1865), English novelist and biographer |
| Agénor, Comte de Gasparin (1810–1871), French author and publicist |
| Francis Aidan Gasquet (1846–1929), Roman Catholic Cardinal and historian |
| Pierre Gassendi (1592–1655), French philosopher, scientist and mathematician |
| Thomas Gataker (1574–1654), English divine |
| Horatio Gates (1728–1806), American general |
| Sir Thomas Gates (d. 1621), colonial Governor of Virginia |
| Richard Jordan Gatling (1818–1903), American inventor |
| Margaret Gatty (1809–1873), English writer |
| John Gau (c. 1495–1553?), Scottish translator |
| John Gauden (1605–1662), English Bishop and writer |
| Charles Gaudichaud-Beaupré (1789–1854), French botanist |
| Albert Gaudry (1827–1908), French geologist and palæontologist |
| Friedrich Gauermann (1807–1862), Austrian painter |
| Gilbert William Gaul (1855–1919), American artist |
| Karl Friedrich Gauss (1777–1855), German mathematician |
| Louis Gaussen (1790–1863), Swiss Protestant divine |
| Henry Gauthier-Villars (1859–1931), French novelist |
| Léon Gautier (1832–1897), French literary historian |
| Théophile Gautier (1811–1872), French poet and miscellaneous writer |
| Gautier d’Arras (fl. Twelfth Century), French trouvère |
| Paul Gavarni (1804–1866), French caricaturist |
| Alessandro Gavazzi (1809–1889), Italian preacher and patriot |
| Piers Gaveston (c. 1284–1312), favourite of the English King Edward II. |
| Gawain, most famous hero of Arthurian romance |
| John Gay (1685–1732), English poet |
| Sidney Howard Gay (1814–1888), American author |
| Sophie Gay (1776–1852), French author |
| Walter Gay (1856–1937), American artist |
| Pascual de Gayangos y Arce (1809–1897), Spanish scholar and orientalist |
| Charles Étienne Arthur Gayarré (1805–1895), American historian |
| Joseph Louis Gay-Lussac (1778–1850), French chemist and physicist |
| Theodorus Gaza (c. 1400–c. 1475), one of the Greek scholars who were the leaders of the revival of learning in the 15th century |
| Geber, author of a number of Latin treatises on alchemy |
| Gebhard Truchsess von Waldburg (1547–1601), Elector and Archbishop of Cologne |
| William Ged (1690–1749), inventor of stereotyping |
| Alexander Geddes (1737–1802), Scottish Roman Catholic theologian |
| Andrew Geddes (1783–1844), British painter |
| Sir Auckland Geddes (1879–1954), British man of science, administrator, and diplomatist |
| Sir Eric Campbell Geddes (1875–1937), British man of business and politician |
| James Lorraine Geddes (1827–1887), American soldier and writer |
| Sir William Duguid Geddes (1828–1900), Scottish scholar and educationist |
| Gediminas (d. 1341), Grand-duke of Lithuania |
| Thomas Gee (1815–1898), Welsh Nonconformist preacher and journalist |
| Jacob Geel (1789–1862), Dutch scholar and critic |
| Friedrich Heinrich Geffcken (1830–1896), German diplomatist and jurist |
| Auguste Geffroy (1820–1895), French historian |
| Carl Gegenbaur (1826–1903), German anatomist |
| Emanuel Geibel (1815–1884), German poet |
| Abraham Geiger (1810–1874), Jewish theologian and orientalist |
| Erik Gustaf Geijer (1783–1847), Swedish historian |
| Archibald Geikie (1835–1924), Scottish geologist |
| James Geikie (1839–1915), Scottish geologist |
| Walter Geikie (1795–1837), Scottish painter |
| Johann Geiler von Kaysersberg (1445–1510), one of the greatest of the German popular preachers of the 15th century |
| Hanns Bruno Geinitz (1814–1900), German geologist |
| Heinrich Geissler (1814–1879), German physicist |
| Gelasius I. (d. 496), Pope |
| Gelasius II. (d. 1119), Pope |
| Sir William Gell (1777–1836), English classical archæologist |
| Christian Fürchtegott Gellert (1715–1769), German poet |
| Aulus Gellius (Second Century A.D.), Latin author and grammarian |
| Gelo (d. 478 B.C.), tyrant of Gela and Syracuse |
| Francesco Geminiani (1687–1762), Italian violinist |
| George Gemistus Plethon (Fifteenth Century), Greek Platonic philosopher and scholar |
| Buonaventura Genelli (1798–1868), German painter |
| Edmond Charles Genet (1763–1834), French diplomatist |
| Saint Geneviève (c. 420–c. 500), patroness of Paris |
| Girolamo Genga (c. 1476–1551), Italian painter and architect |
| Genghis Khan (1162–1227), Mongol Emperor |
| Madame de Genlis (1746–1830), French writer and educator |
| Gennadius II. (c. 1405–c. 1472), Patriarch of Constantinople |
| Antonio Genovesi (1712–1769), Italian writer on philosophy and political economy |
| Armand Gensonné (1758–1793), French politician |
| Gentile da Fabriano (c. 1370–1427), Italian painter |
| Orazio (1563–1638) and Artemisia (1593–1642/3) Gentileschi, Italian painters |
| Alberico Gentili (1552–1608), Italian jurist |
| Friedrich von Gentz (1764–1832), German publicist and statesman |
| Geoffrey (1113–1151), Count of Anjou |
| Geoffrey (1158–1186), Duke of Brittany |
| Geoffrey (c. 1152–1212), Archbishop of York, a bastard son of Henry II., King of England |
| Geoffrey de Montbray (d. 1093), Bishop of Coutances, a right-hand man of William the Conqueror |
| Geoffrey Fitz Peter (c. 1162–1213), Earl of Essex and Chief Justiciar of England |
| Geoffrey Martel (1006–1060), Count of Anjou |
| Geoffrey of Monmouth (c. 1100–c. 1154), Bishop of St. Asaph and writer on early British history |
| Geoffrey of Paris (d. c. 1320), French chronicler |
| Marie-Thérèse Rodet Geoffrin (1699–1777), a Frenchwoman who played an interesting part in French literary and artistic life |
| Étienne-François Geoffroy (1672–1731), French chemist |
| Julien Louis Geoffroy (1743–1814), French critic |
| Étienne Geoffroy Saint-Hilaire (1772–1844), French naturalist |
| Isidore Geoffroy Saint-Hilaire (1805–1861), French zoologist |
| Saint George (d. 303), patron saint of England, Aragon and Portugal |
| George I. (1660–1727), King of Great Britain and Ireland |
| George II. (1683–1760), King of Great Britain and Ireland |
| George III. (1738–1820), King of Great Britain and Ireland |
| George IV. (1762–1830), King of Great Britain and Ireland |
| George V. (1865–1936), King of Great Britain and Ireland and of the British Dominions beyond the Seas, Emperor of India |
| George V. (1819–1878), King of Hanover |
| George I. (1845–1913), King of the Hellenes |
| George (1832–1904), King of Saxony |
| George of Laodicea (d. 361), Arian Archbishop of Alexandria |
| George of Trebizond (1396–1486), Greek philosopher and scholar |
| George the Monk (Ninth Century), Byzantine chronicler |
| George the Pisidian (Seventh Century), Byzantine poet |
| George the Syncellus (fl. 800), Byzantine chronicler and ecclesiastic |
| Ernest George (1839–1922), English architect |
| Henry George (1839–1897), American author and political economist |
| Joseph-Marie, Baron de Gérando (1772–1842), French philosopher |
| Gerard (d. 1108), Archbishop of York under Henry I. |
| Gerard (c. 1040–1120), founder of the order of the knights of St. John of Jerusalem |
| Étienne Maurice Gérard (1773–1852), French general |
| François-Pascal-Simon Gérard (1770–1837), French painter |
| James Watson Gerard (1867–1951), American lawyer and diplomat |
| John Gerard (1545–1612), English herbalist and surgeon |
| Gerard of Cremona (1113/4–1187), medieval translator of Ptolemy’s Astronomy |
| Alfred Léon Gérault-Richard (1860–1911), French journalist and politician |
| Ernst Ludwig Gerber (1746–1819), German musician, author of a famous dictionary of musicians |
| Gabriel Gerberon (1628–1711), French Jansenist monk |
| Martin Gerbert (1720–1793), German theologian, historian and writer on music |
| Gerbert de Montreuil (Thirteenth Century), French trouvère, author of the Roman de la violette |
| Eduard Gerhard (1795–1867), German archæologist |
| Johann Gerhard (1582–1637), Lutheran divine |
| Charles Frédéric Gerhardt (1816–1856), French chemist |
| Paul Gerhardt (1607–1676), German hymn-writer |
| Théodore Géricault (1791–1824), French painter, the leader of the French realistic school |
| Étienne Constantin, Baron de Gerlache (1785–1871), Belgian politician and historian |
| Christophe Antoine Gerle (1736–1801), French revolutionist and mystic |
| Germanicus Cæsar (15 B.C.–19 A.D.), Roman general and provincial governor |
| Anastasius Germonius (1551–1627), canon lawyer, diplomatist and Archbishop of Tarantaise |
| Gero (c. 900–965), Margrave of the Saxon east mark |
| Jean Léon Gérôme (1824–1904), French painter |
| Geronimo (1829–1909), Apache Indian chief |
| Elbridge Gerry (1744–1814), American statesman |
| John Gerson (1363–1429), French scholar and divine |
| Gersonides (1288–1344), Jewish philosopher and commentator |
| Friedrich Gerstäcker (1816–1872), German novelist and writer of travels |
| Heinrich Wilhelm von Gerstenberg (1737–1823), German poet and critic |
| Eugène Géruzez (1799–1865), French critic |
| Paul Gervais (1816–1879), French palæontologist |
| Gervase of Canterbury (c. 1141–c. 1210), English monk and chronicler |
| Gervase of Tilbury (c. 1160–c. 1211), Anglo-Latin writer |
| Henri Gervex (1852–1929), French painter |
| Georg Gottfried Gervinus (1805–1871), German literary and political historian |
| Wilhelm Gesenius (1786–1842), German orientalist and biblical critic |
| Abraham Gesner (1797–1864), Canadian geologist |
| Conrad Gesner (1516–1565), German-Swiss writer and naturalist |
| Solomon Gessner (1730–1788), Swiss painter and poet |
| Publius Septimius Geta (189–212), younger son of the Roman Emperor Septimius Severus |
| Arnold Geulincx (1624–1669), Belgian philosopher |
| August Friedrich Gfrörer (1803–1861), German historian |
| Ghazālī (1058–1111), Arabian philosopher and theologian |
| Lorenzo Ghiberti (1378–1455), Italian sculptor |
| Ghica, a family which played a great part in the modern development of Rumania |
| Domenico Ghirlandajo (1449–1494), Florentine painter |
| Ridolfo Ghirlandajo (1483–1561), Italian painter |
| Paolo Giacometti (1816–1882), Italian dramatist |
| Federigo Giambelli (Sixteenth Century), Italian military engineer |
| Giambologna (1529–1608), French sculptor |
| Pietro Giannone (1676–1748), Italian historian |
| Adam Gib (1714–1788), Scottish divine |
| Edward Gibbon (1737–1794), English historian |
| Abby Hopper Gibbons (1801–1893), American philanthropist |
| Grinling Gibbons (1648–1721), English wood-carver |
| James Gibbons (1834–1921), American Roman Catholic Cardinal and Archbishop |
| James Sloan Gibbons (1810–1892), banker, writer and philanthropist |
| Orlando Gibbons (1583–1625), English musical composer |
| Josiah Willard Gibbs (1839–1903), American mathematical physicist |
| Wolcott Gibbs (1822–1908), American chemist |
| Charles Dana Gibson (1867–1944), American artist and illustrator |
| Edmund Gibson (1669–1748), English divine and jurist |
| John Gibson (1790–1866), English sculptor |
| Margaret Dunlop Gibson (1843–1920) and Agnes Smith Lewis (1843–1926), British orientalists |
| Thomas Milner Gibson (1806–1884), English politician |
| William Hamilton Gibson (1850–1896), American illustrator, author and naturalist |
| Johann Georg Gichtel (1638–1710), German mystic |
| Joshua Reed Giddings (1795–1864), American statesman, prominent in the antislavery conflict |
| Gideon, liberator, reformer and “judge” of Israel |
| Christoph Giebel (1820–1881), German zoologist and palæontologist |
| Wilhelm von Giesebrecht (1814–1889), German historian |
| Johann Carl Ludwig Gieseler (1792–1854), German writer on church history |
| Godfrey Giffard (c. 1235–1302), Chancellor of England and Bishop of Worcester |
| Walter Giffard (d. 1279), Chancellor of England and Archbishop of York |
| William Giffard (d. 1129), Bishop of Winchester, chancellor of William II. |
| Robert Giffen (1837–1910), British statistician and economist |
| Adam Gifford (1820–1887), founder of the Scottish lectureships in natural theology |
| Robert Swain Gifford (1840–1905), American marine and landscape painter |
| Sanford Robinson Gifford (1823–1880), American landscape painter |
| William Gifford (1756–1826), English publicist and man of letters |
| James William Gilbart (1794–1863), English writer on banking |
| Alfred Gilbert (1854–1934), British sculptor and goldsmith |
| Anne Hartley Gilbert (1821–1904), American actress |
| Cass Gilbert (1859–1934), American architect |
| Grove Karl Gilbert (1843–1918), American geologist |
| Sir Humphrey Gilbert (c. 1537–1583), English soldier, navigator and pioneer colonist in America |
| John Gilbert (1810–1889), American actor |
| Sir John Gilbert (1817–1897), English painter and illustrator |
| Sir John Thomas Gilbert (1829–1898), Irish historian |
| Joseph Henry Gilbert (1817–1901), English chemist |
| Nicolas Joseph Laurent Gilbert (1751–1780), French poet |
| William Gilbert (1540–1603), English scientist |
| William Schwenck Gilbert (1836–1911), English playwright and humorist |
| Gilbert de La Porrée (c. 1075–1154), Scholastic logician and theologian |
| Saint Gilbert of Sempringham (1083?–1189), founder of the Gilbertines |
| Sir Walter Gilbey (1831–1914), English wine-merchant |
| Alexander Gilchrist (1828–1861), British writer, biographer of William Blake |
| Gildas (c. 516–c. 570), the earliest of British historians |
| Richard Watson Gilder (1844–1909), American editor and poet |
| Basil Lanneau Gildersleeve (1831–1924), American classical scholar |
| Saint Giles, abbot |
| Henry Giles (1809–1882), American Unitarian minister |
| George Gilfillan (1813–1878), Scottish author |
| Sir David Gill (1843–1914), British astronomer |
| John Gill (1697–1771), English Nonconformist divine |
| Bernhard Gillam (1856–1896), American cartoonist |
| Gilles de Roye (d. 1478), Flemish chronicler |
| Gilles li Muisis (1272–1353?), French chronicler |
| George Gillespie (1613–1648), Scottish divine |
| Thomas Gillespie (1708–1774), Scottish divine |
| François-Pierre-Nicholas Gillet de Laumont (1747–1834), French mineralogist |
| Ezra Hall Gillett (1823–1875), American author |
| Frederick Huntington Gillett (1851–1935), American politician |
| John Gillies (1747–1836), Scottish historian and classical scholar |
| Quincy Adams Gillmore (1825–1888), American soldier |
| Claude Gillot (1673–1722), French painter |
| Joseph Gillott (1799–1873), English pen-maker |
| Robert Gillow (1704–1772), founder of a distinguished firm of English cabinet-makers and furniture designers |
| James Gillray (1756–1815), English caricaturist |
| Arthur Gilman (1837–1909), American educator and author |
| Caroline Howard Gilman (1794–1888), American author |
| Daniel Coit Gilman (1831–1908), American educationist |
| Nicholas Paine Gilman (1849–1912), American editor and author |
| Samuel Gilman (1791–1858), American author |
| James Roberts Gilmore (1822–1903), American author |
| Patrick Sarsfield Gilmore (1829–1892), American musical conductor |
| Bernard Gilpin (1517–1583), the “Apostle of the North” |
| Henry Dilwood Gilpin (1801–1860), American jurist and author |
| Anton Gindely (1829–1892), German historian |
| Francisco Giner de los Ríos (1839–1915), Spanish philosopher and lawyer |
| Pierre Louis Ginguené (1748–1815), French author |
| Godart van Ginkel (1644–1703), Dutch general in the service of England |
| Christian David Ginsburg (1831–1914), Hebrew scholar |
| Vincenzo Gioberti (1801–1852), Italian philosopher, publicist and politician |
| Melchiorre Gioja (1767–1829), Italian writer on philosophy and political economy |
| Giovanni Giolitti (1842–1928), Italian statesman |
| Luca Giordano (1634–1705), Italian painter |
| Giorgione (1477–1511), Italian painter |
| Giottino (fl. 1324–1369), early Florentine painter |
| Giotto (1266?–1337), Italian painter |
| Giovanni d’Andrea (c. 1270–1348), Italian canonist |
| Giovanni di Monte Corvino (c. 1247–1328), Franciscan missionary, traveller and statesman |
| Giovanni da Pian del Carpine (d. 1252), first noteworthy European explorer of the Mongol empire |
| Paolo Giovio (1483–1552), Italian historian and biographer |
| Giambattista Cinzio Giraldi (1504–1573), Italian novelist and poet |
| Giglio Gregorio Giraldi (1479–1552), Italian scholar and poet |
| Giraldus Cambrensis (1146?–1223?), medieval historian |
| Grégoire Girard (1765–1850), French-Swiss educationalist |
| Philippe de Girard (1775–1845), French mechanician |
| Stephen Girard (1750–1831), American financier and philanthropist |
| Madame de Girardin (1804–1855), French author |
| Émile de Girardin (1802–1881), French publicist |
| François Girardon (1628–1715), French sculptor |
| Giovanni Giraud (1776–1834), Italian dramatist |
| Giraut de Borneil (Twelfth Century), called the “Master of the Troubadours” |
| Anne-Louis Girodet-Trioson (1767–1824), French painter |
| Nikolay Karlovich Girs (1820–1895), Russian statesman |
| Thomas Girtin (1775–1802), English painter and etcher |
| Arthur Giry (1848–1899), French historian |
| Gislebertus of Mons (c. 1150–1225), Flemish chronicler |
| George Gissing (1857–1903), English novelist |
| Christopher Gist (d. 1759), American scout |
| Giambattista Giuliani (1818–1884), Italian scholar |
| Giunta Pisano (fl. 1236–1254), Italian painter |
| Giuseppe Giusti (1809–1850), Tuscan satirical poet |
| Giustiniani, name of a prominent Italian family |
| Rodulfus Glaber (c. 985–c. 1046), French chronicler |
| Glabrio, name of two Roman statesman and generals |
| Washington Gladden (1836–1918), American Congregational divine |
| John Hall Gladstone (1827–1902), English chemist |
| William Ewart Gladstone (1809–1898), British statesman |
| James Glaisher (1809–1903), English meteorologist and aeronaut |
| Joseph Glanvill (1636–1680), English philosopher |
| Ranulf de Glanville (1130–1190), Chief Justiciar of England and reputed author of a book on English law |
| Henry Glapthorne (fl. 1635–1643), English poet and dramatist |
| George Glas (1725–1765), Scottish seaman and merchant adventurer in West Africa |
| John Glas (1695–1773), Scottish divine |
| Christophe Glaser (c. 1615–c. 1673), pharmaceutical chemist |
| Adolf Glassbrenner (1810–1876), German humorist and satirist |
| Salomo Glassius (1593–1656), theologian and biblical critic |
| Albert Glatigny (1839–1873), French poet |
| Johann Rudolf Glauber (1604–1670), German chemist |
| Edward James Glave (1863–1895), English explorer of African wilds |
| Alexander Constantinovich Glazunov (1865–1936), Russian musical composer |
| George Gleig (1753–1840), Scottish divine |
| Johann Wilhelm Ludwig Gleim (1719–1803), German poet |
| Earls of Glencairn |
| John Inglis, Lord Glencorse (1810–1891), Scottish judge |
| Owen Glendower (c. 1359–1416), last to claim the title of an independent Prince of Wales |
| Charles Grant, Baron Glenelg (1778–1866), colonial administrator |
| Charles Gleyre (1806–1874), French painter |
| George Robins Gliddon (1809–1857), British Egyptologist |
| Fedor Glinka (1786–1880), Russian poet and author |
| Mikhail Ivanovich Glinka (1804–1857), Russian musical composer |
| Sergey Glinka (1774?–1847), Russian author |
| Earls and Dukes of Gloucester |
| Gilbert de Clare, Earl of Gloucester (1243–1295), a son of Richard de Clare |
| Humphrey, Duke of Gloucester (1391–1447), English noble |
| Richard de Clare, Earl of Gloucester (1222–1262), English noble |
| Robert, Earl of Gloucester (d. 1147), English noble |
| Sir John Hawley Glover (1829–1885), Captain in the British navy |
| Richard Glover (1712–1785), English poet |
| Christoph Willibald, Ritter von Gluck (1714–1787), operatic composer |
| Michael Glycas (Twelfth Century), Byzantine historian |
| Gmelin, name of several distinguished German scientists |
| August Wilhelm Anton, Count Neithardt von Gneisenau (1760–1831), Prussian field marshal |
| Rudolph Gneist (1816–1895), German jurist and politician |
| Samuel Gobat (1799–1879), Bishop of Jerusalem |
| Jean-Baptiste Joseph Gobel (1727–1794), French ecclesiastic and politician |
| Gobelin, name of a family of dyers |
| Arthur de Gobineau (1816–1882), French diplomatist and author |
| René Goblet (1828–1905), French politician |
| Benjamin Godard (1849–1895), French composer |
| Godefroy, French noble family |
| Frédéric Louis Godet (1812–1900), Swiss Protestant theologian |
| Sir Edmund Berry Godfrey (1621–1678), English magistrate and politician |
| Godfrey of Bouillon (c. 1060–1100), a leader in the First Crusade |
| Godfrey of Viterbo (c. 1125–c. 1191/2), chronicler |
| Jean Baptiste André Godin (1817–1888), French socialist |
| Godiva, Saxon lady |
| Edwin Lawrence Godkin (1831–1902), American publicist |
| Sidney Godolphin, Earl of Godolphin (1645–1712), English politician |
| Manuel Godoy (1767–1851), Spanish royal favourite and minister |
| Boris Fedorovich Godunov (c. 1551–1605), Tsar of Muscovy |
| Godwin (d. 1053), Earl |
| Francis Godwin (1562–1633), English divine |
| Parke Godwin (1816–1904), American editor |
| William Godwin (1756–1836), English political and miscellaneous writer |
| Robert Alfred Cloyne Godwin-Austen (1808–1884), English geologist |
| Tostig Godwinson (1026?–1066), Earl of Northumbria |
| August Karl von Goeben (1816–1880), Prussian general of infantry |
| Michael Jan de Goeje (1836–1909), Dutch orientalist |
| Damião de Goes (1502–1574), Portuguese humanist |
| Hugo van der Goes (1435?–1482), painter of considerable celebrity at Ghent |
| George Washington Goethals (1858–1928), American army engineer
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