| Horace (65–8 B.C.), the famous Roman poet |
| Horapollon (Fourth Century), Greek grammarian |
| Horatii and Curiatii, in Roman legend, two sets of three brothers born at one birth on the same day |
| Horatius Cocles, legendary hero of ancient Rome |
| Joseph von Hormayr (1782–1848), German statesman and historian |
| Saint Hormisdas (d. 523), Pope |
| Hormizd, name of five kings of the Sassanid dynasty |
| Philip de Montmorency, Count of Horn (1518–1568), a man of illustrious descent and great possessions in the Netherlands |
| Sir Geoffrey Phipps Hornby (1825–1895), British admiral of the fleet |
| George Horne (1730–1792), English divine |
| Henry Horne (1861–1929), British general |
| Richard Henry Hengist Horne (1802–1884), English poet and critic |
| Sir Robert Stevenson Horne (1871–1940), British politician |
| Thomas Hartwell Horne (1780–1862), English theologian and bibliographer |
| Frederick Hornemann (1772–1800), German traveller in Africa |
| Francis Horner (1778–1817), British economist |
| Leonard Horner (1785–1864), Scottish geologist |
| Moritz Hörnes (1815–1868), Austrian palæontologist |
| Isaiah Horowitz (c. 1565–1630), Jewish rabbi and mystic |
| Jeremiah Horrocks (1617?–1641), English astronomer |
| John Horrocks (1768–1804), British cotton manufacturer |
| John Horsley (c. 1675–1732), British archæologist |
| John Callcott Horsley (1817–1903), English painter |
| Samuel Horsley (1733–1806), English divine |
| Sir Victor Horsley (1857–1916), English surgeon |
| William Horsley (1774–1858), English musician |
| Edward Horsman (1807–1876), English politician |
| Fenton John Anthony Hort (1828–1892), English theologian |
| Quintus Hortensius (Third Century B.C.), Dictator of Rome |
| Quintus Hortensius (114–50 B.C.), Roman orator and advocate |
| Miklós Horthy (1868–1957), Regent of Hungary |
| Christiana Horton (c. 1696–c. 1756), English actress |
| Robert Forman Horton (1855–1934), British Nonconformist divine |
| Samuel Dana Horton (1844–1895), American writer on bimetallism |
| Hosea, the first in order of the minor prophets of the Old Testament |
| Hosius of Cordova (c. 256–c. 358), Bishop of Cordova |
| John Hoskins (c. 1595–c. 1664), English miniature painter |
| Harriet Goodhue Hosmer (1830–1908), American sculptor |
| James Kendall Hosmer (1834–1927), American author |
| Sir William Hoste (1780–1828), British naval captain |
| Hostius (fl. Second Century B.C.?), Roman epic poet |
| Jens Christian Hostrup (1818–1892), Danish poet and dramatist |
| Sir John Hotham (d. 1645), English parliamentarian |
| William, Baron Hotham (1736–1813), British Admiral |
| Heinrich Gustav Hotho (1802–1873), German historian of art |
| François Hotman (1524–1590), French publicist |
| Johann Heinrich Hottinger (1620–1667), Swiss philologist and theologian |
| Jacobus Houbraken (1698–1780), Dutch engraver |
| Houdetot, French noble family |
| Élisabeth Françoise Sophie, Comtesse d’Houdetot (c. 1730–1813), French noble |
| Jean-Antoine Houdon (1741–1828), French sculptor |
| Franklin Benjamin Hough (1822–1885), American author |
| Henry Oscar Houghton (1823–1895), American publisher |
| Stanley Houghton (1881–1913), English playwright |
| Edward Howard House (1836–1901), American author |
| Alfred Edward Housman (1859–1936), English scholar and poet |
| Laurence Housman (1865–1959), English writer and artist |
| Arsène Houssaye (1815–1896), French novelist, poet and man of letters |
| David Franklin Houston (1866–1940), American public official |
| Sam Houston (1793–1863), American general and statesman |
| Ernst von Houwald (1778–1845), German dramatist and author |
| Thomas Hovenden (1840–1895), American artist |
| William Walsham How (1823–1897), English divine |
| Howard, among English families, the house of Howard has long held the first place |
| Blanche Willis Howard (1847–1898), American novelist |
| Bronson Howard (1842–1908), American dramatist |
| Catherine Howard (d. 1542), fifth queen of Henry VIII. |
| Henry Howard, Earl of Surrey (1517–1547), English poet |
| John Howard (1726–1790), English philanthropist and prison reformer |
| John Eager Howard (1752–1827), American soldier and statesman |
| Oliver Otis Howard (1830–1909), American soldier |
| Sir Robert Howard (1626–1698), English dramatist |
| Lord William Howard (1563–1640), English noble |
| William Howard, Baron Howard of Effingham (c. 1510–1573), English Lord High Admiral |
| Edgar Watson Howe (1853–1937), American author and journalist |
| Elias Howe (1819–1867), American sewing-machine inventor |
| John Howe (1630–1705), English Puritan divine |
| Joseph Howe (1804–1873), Canadian statesman |
| Julia Ward Howe (1819–1910), American author and reformer |
| Lord Howe (1726–1799), British admiral |
| Samuel Gridley Howe (1801–1876), American philanthropist |
| Sir William Howe (1729–1814), British general |
| Howel Dda (d. 950), Prince of Deheubarth |
| James Howell (c. 1594–1666), British author |
| William Dean Howells (1837–1920), American novelist |
| William Howitt (1792–1879), English author |
| Sir Henry Hoyle Howorth (1842–1923), English littérateur |
| John Saul Howson (1816–1885), English divine |
| Edmond Hoyle (1672–1769), first systematizer of the laws of whist, and author of a book on games |
| Charles Hale Hoyt (1859–1900), American playwright |
| Pierre d’Hozier (1592–1660), French genealogist |
| Stanisław Hozjusz (1504–1579), Polish Cardinal |
| Juan de la Hoz y Mota (1622–1714), Spanish dramatist |
| Hrólfr Kraki (Sixth Century), perhaps the most famous of the Danish kings of the heroic age |
| Hrotsvitha (c. 935–c. 975), early medieval dramatist and chronicler |
| Juan Huarte de San Juan (c. 1530–1592), Spanish physician and psychologist |
| William Hubbard (1621/2–1704), American clergyman and historian |
| François Huber (1750–1831), Swiss naturalist |
| Johannes Huber (1830–1879), German philosophical and theological writer |
| Ludwig Ferdinand Huber (1764–1804), German author |
| Saint Hubert (d. 727), Bishop of Liége |
| Hubert Walter (d. 1205), Chief Justiciar of England and Archbishop of Canterbury |
| Alexander von Hübner (1811–1892), Austrian diplomatist |
| Emil Hübner (1834–1901), German classical scholar |
| Abbé Évariste Régis Huc (1813–1860), French missionary-traveller |
| Hucbald (c. 840–930), Benedictine monk, and writer on music |
| Huchown (fl. Fourteenth Century), Scottish poet |
| Huchtenburg, name of two brothers who were Dutch painters |
| George Hudson (1800–1871), English railway financier |
| Henry Hudson (d. 1611), English navigator and explorer |
| Henry Norman Hudson (1814–1886), American Shakespearean scholar |
| Mary (Clemmer) (Ames) Hudson (1839–1884), American author and poet |
| William Henry Hudson (1862–1918), English author |
| Francis Hueffer (1845–1889), German musical critic and Provençal scholar |
| Victoriano Huerta (1854–1916), Mexican general and dictator |
| François Huet (1814–1869), French religious reformer |
| Pierre-Daniel Huet (1630–1721), Bishop of Avranches, French scholar |
| Christoph Wilhelm Hufeland (1762–1836), German physician |
| Gottlieb Hufeland (1760–1817), German economist and jurist |
| Johann Leonhard Hug (1765–1846), German Roman Catholic theologian |
| Margaret Lindsay, Lady Huggins (1848–1915), English astronomer |
| Sir William Huggins (1824–1910), English astronomer |
| Saint Hugh |
| Hugh the Great (d. 956), Duke of the Franks and Count of Paris |
| Hugh Capet (c. 938–996), King of France and founder of the Capetian dynasty |
| Hugh of Saint Cher (c. 1200–1263), French Cardinal and biblical commentator |
| Hugh of Saint Victor (c. 1096–1141), mystic philosopher |
| Arthur Hughes (1832–1915), English painter |
| Charles Evans Hughes (1862–1948), American statesman |
| David Edward Hughes (1831–1900), Anglo-American electrician |
| Sir Edward Hughes (c. 1720–1794), British admiral |
| Hugh Price Hughes (1847–1902), British Nonconformist divine |
| John Hughes (1677–1720), English poet and miscellaneous writer |
| John Hughes (1797–1864), American Roman Catholic divine |
| Rupert Hughes (1872–1956), American writer |
| Sir Samuel Hughes (1853–1921), Canadian soldier and politician |
| Spencer Leigh Hughes (1858–1920), British journalist |
| Thomas Hughes (fl. 1587), English dramatist |
| Thomas Hughes (1822–1896), English lawyer and author |
| William Morris Hughes (1864–1952), Australian statesman |
| Gustav von Hugo (1764–1844), German jurist |
| Victor Hugo (1802–1885), French poet, dramatist and romance-writer |
| Clovis Hugues (1851–1907), French poet and socialist |
| Arild Huitfeldt (1546–1609), Danish historian |
| Pierre-Augustin Hulin (1758–1841), French soldier |
| John Whitaker Hulke (1830–1895), British surgeon and geologist |
| Isaac Hull (1775–1843), Commodore in the U.S. navy |
| William Hull (1753–1825), American general |
| John Hullah (1812–1884), English composer and teacher of music |
| Sir William Hulme (1631–1691), English philanthropist |
| John Hulse (1708–1790), English divine |
| Humayun (1508–1556), Mogul Emperor of Delhi |
| Georges-Louis Humbert (1862–1921), French general |
| Alexander von Humboldt (1769–1859), German naturalist and traveller |
| Wilhelm von Humboldt (1767–1835), German philologist and man of letters |
| Alexander Hume (1560?–1609), Scottish poet |
| Allan Octavian Hume (1829–1912), English ornithologist and Indian administrator |
| David Hume (1711–1776), English philosopher, historian and political economist |
| Joseph Hume (1777–1855), British politician |
| Engelbert Humperdinck (1854–1921), German musical composer |
| Laurence Humphrey (1525/6–1589), President of Magdalen College, Oxford |
| Andrew Atkinson Humphreys (1810–1883), American soldier and engineer |
| Colonel David Humphreys (1752–1818), American soldier |
| Ozias Humphry (1742–1810), English miniature painter |
| Hunald (fl. 735), Duke of Aquitaine |
| Margaret Wolfe Hungerford (The Duchess) (1855–1897), Irish author |
| Walter, Baron Hungerford (d. 1449), English soldier |
| Hunneric (d. 484), King of the Vandals |
| William Hunnis (d. 1597), English musician and poet |
| Henry Carey, Baron Hunsdon (1526–1596), English soldier and courtier |
| Alfred William Hunt (1830–1896), English painter |
| Henry Hunt (1773–1835), English politician |
| Henry Jackson Hunt (1819–1889), American soldier |
| Leigh Hunt (1784–1859), English essayist and miscellaneous writer |
| Robert Hunt (1807–1887), English natural philosopher |
| Thomas Sterry Hunt (1826–1892), American geologist and chemist |
| William Henry Hunt (1790–1864), English water-colour painter |
| William Holman Hunt (1827–1910), English artist |
| William Morris Hunt (1824–1879), American painter |
| David Hunter (1802–1886), American soldier |
| John Hunter (1728–1793), British physiologist and surgeon |
| Robert Mercer Taliaferro Hunter (1809–1887), American statesman |
| William Hunter (1718–1783), British physiologist and physician, the first great teacher of anatomy in England |
| William Alexander Hunter (1844–1898), Scottish jurist and politician |
| Sir William Wilson Hunter (1840–1900), British publicist |
| Earls of Huntingdon |
| Selina Hastings, Countess of Huntingdon (1707–1791), English religious leader |
| Daniel Huntington (1816–1906), American artist |
| Faye Huntington (1838–1923), American authoress |
| Frederic Dan Huntington (1819–1904), American clergyman |
| Samuel Huntington (1731–1796), American statesman |
| Earls and Marquesses of Huntly |
| Benjamin Huntsman (1704–1776), English inventor and steel-manufacturer |
| János Hunyadi (c. 1387–1456), Hungarian statesman and warrior |
| László Hunyadi (1433?–1457), Hungarian statesman and warrior |
| Huon of Bordeaux, hero of romance |
| Hermann Hupfeld (1796–1866), German orientalist and biblical commentator |
| Bishop Richard Hurd (1720–1808), English divine and writer |
| Frederick Yeates Hurlstone (1800–1869), English painter |
| Sir John Hurry (d. 1650), British soldier |
| John Fletcher Hurst (1834–1903), American Methodist Episcopal Bishop |
| Antonio Hurtado de Mendoza (1586–1644), Spanish dramatist |
| Diego Hurtado de Mendoza (1503–1575), Spanish novelist, poet, diplomatist and historian |
| Friedrich Emanuel von Hurter (1787–1865), Swiss historian |
| Husein ibn ’Ali (1853?–1931), Emir or Sherif of Mecca and first King of the Hejaz |
| William Huskisson (1770–1830), English statesman and financier |
| John Huss (1369?–1415), Bohemian reformer and martyr |
| Francis Hutcheson (1694–1746), English philosopher |
| Anne Hutchinson (1591–1643), American religious enthusiast |
| John Hutchinson (1615–1664), Puritan soldier |
| Sir Jonathan Hutchinson (1828–1913), English surgeon and pathologist |
| Thomas Hutchinson (1711–1780), last royal governor of the province of Massachusetts |
| Philipp von Hutten (1511–1546), German knight |
| Ulrich von Hutten (1488–1523), German humanist |
| Leonhard Hutter (1563–1616), German Lutheran theologian |
| Arthur Wollaston Hutton (1848–1912), English divine and author |
| Charles Hutton (1737–1823), English mathematician |
| James Hutton (1726–1797), Scottish geologist |
| Laurence Hutton (1843–1904), American author |
| Richard Holt Hutton (1826–1897), English writer and theologian |
| Thomas Henry Huxley (1825–1895), English biologist |
| Balthasar Huydecoper (1695–1778), Dutch author and scholar |
| Christiaan Huygens (1629–1695), Dutch mathematician, mechanician, astronomer and physicist |
| Constantijn Huygens (1596–1687), Dutch poet and diplomatist |
| Huysmans, name of four Flemish painters |
| Joris-Karl Huysmans (1848–1907), French novelist |
| Jan van Huysum (1682–1749), Dutch painter |
| Alpheus Hyatt (1838–1902), American naturalist |
| Hyde, name of an English family |
| Douglas Hyde (1860–1949), Irish scholar and writer |
| Thomas Hyde (1636–1703), English orientalist |
| Jean Guillaume, Baron Hyde de Neuville (1776–1857), French politician |
| Hyder Ali (c. 1722–1782), Indian ruler and commander |
| Sir Mir Osman Ali Khan, 7th Nizam of Hyderabad (1886–1967) |
| Hyginus (d. c. 140), eighth Pope |
| Hyginus Gromaticus (First–Second Century A.D.), Latin writer on land-surveying |
| Gaius Julius Hyginus (c. 64 B.C.–17 A.D.), Latin author |
| Henry Mayers Hyndman (1842–1921), English socialist and author |
| Hypatia (c. 370–415), Mathematician and philosopher |
| Hypereides (c. 390–322 B.C.), one of the ten Attic orators |
| Hyrcanus, Greek surname borne by several Jews of the Maccabaean period |
| Hystaspes, semi-legendary king |
| Iamblichus (c. 250–c. 330), chief representative of Syrian Neoplatonism |
| Vicente Blasco Ibáñez (1867–1928), Spanish novelist |
| Ibn ‘Abd Rabbihi (860–940), Arabian poet |
| Ibn Abī Uṣaybi‘ah (1203–1269/70), Arabian physician |
| Ibn ‘Arabī (1165–1240), Moslem theologian and mystic |
| Ibn Athīr, family name of three brothers, all famous in Arabian literature |
| Ibn Batuta (1304–1377), greatest of Moslem travellers |
| Abraham ibn Daud (c. 1110–c. 1180), Jewish historiographer and philosopher of Toledo |
| Ibn Duraid (837/8–933), Arabian poet and philologist |
| Abraham ben Meïr ibn Ezra (1089–1164), one of the most distinguished Jewish men of letters and writers of the Middle Ages |
| Ibn Faradī (962–1012), Arabian historian |
| Ibn-Fāriḍ (1181/2–1235), Arabian poet |
| Ibn Ḣawqal (fl. 943–977), Arabian geographer |
| Ibn Ḥazm (994–1064), Moslem theologian |
| Ibn Hishām (d. 834), Arabian biographer |
| Ibn Isḥāq (d. c. 768), Arabic historian |
| Ibn Jubair (1145–1217), Arabian geographer |
| Ibn Khaldūn (1332–1406), Arabic historian |
| Ibn Khallikān (1211–1282), Arabian biographer |
| Ibn Qutaiba (828–889?), Arabian writer |
| Ibn Ṣa‘d (c. 784–845), Arabian biographer |
| Ibn Tibbon, family of Jewish translators |
| Ibn Ṭufail (d. 1185), Moslem philosopher |
| Ibn Zuhr (d. 1162), Arabian physician |
| Ibrahim Pasha (1789–1848), Egyptian general |
| Henrik Ibsen (1828–1906), Norwegian dramatic and lyric poet |
| Ibycus (Sixth Century B.C.), Greek lyric poet |
| Ida (d. 559), King of Bernicia |
| Stafford Henry Northcote, Earl of Iddesleigh (1818–1887), British statesman |
| Christian Ludwig Ideler (1766–1846), German chronologist and astronomer |
| Idrīsī (c. 1100–1166), Arabic geographer |
| Idrisi (1876–1923), Arab chief |
| August Wilhelm Iffland (1759–1814), German actor and dramatic author |
| Miguel Iglesias (1830–1909), Peruvian soldier and statesman |
| Nikolai Pavlovich Ignatiev (1832–1908), Russian diplomatist |
| Ignatius (fl. First Century A.D.), Bishop of Antioch, one of the “Apostolic Fathers” |
| Saint Ignatius of Loyola (1491–1556), founder of the Society of Jesus |
| Iktinos (fl. Fifth Century B.C.), Architect of the Parthenon at Athens |
| Courtenay Ilbert (1841–1924), English lawyer and politician |
| Balthazar Walter Foster, Baron Ilkeston (1849–1913), British physician and politician |
| Vittorio Imbriani (1840–1886), Italian patriot and littérateur |
| Immanuel ben Solomon (c. 1265–c. 1330), Hebrew poet |
| Karl Leberecht Immermann (1796–1840), German dramatist and novelist |
| Sir Elijah Impey (1732–1809), Chief Justice of Bengal |
| Imru’ al-Qays (497–545), Arabian poet |
| Jacques Inaudi (1867–1950), Italian calculating prodigy |
| William Ince (Eighteenth Century), English furniture designer and cabinet-maker |
| Elizabeth Inchbald (1753–1821), English novelist, playwright and actress |
| Murrough O’Brien, Earl of Inchiquin (1614–1674), Irish soldier and statesman |
| Charles Benjamin Incledon (1763–1826), English singer |
| Vincent d’Indy (1851–1931), French musical composer |
| Ine (d. 728), King of the West Saxons |
| John James Ingalls (1833–1900), American statesman |
| William Ralph Inge (1860–1954), British divine |
| Ingeborg (c. 1176–1236), Queen of France |
| Jean Ingelow (1820–1897), English poet and novelist |
| Bernhard Severin Ingemann (1789–1862), Danish poet and novelist |
| Charles Jared Ingersoll (1782–1862), American statesman |
| Robert Green Ingersoll (1833–1899), American lawyer and lecturer |
| Charles Cromwell Ingham (1796–1863), American artist |
| Inghirami, name of an Italian noble family of Volterra |
| Clement Mansfield Ingleby (1823–1886), English Shakespearian scholar |
| Sir Edward Augustus Inglefield (1820–1894), British admiral and explorer |
| Elsie Maud Inglis (1864–1917), British physician and surgeon |
| Sir John Eardley Wilmot Inglis (1814–1862), British major-general |
| Sir William Inglis (1764–1835), British soldier |
| Duncan Nathaniel Ingraham (1802–1891), American naval officer |
| Joseph Holt Ingraham (1809–1860), American novelist and clergyman |
| James Ingram (1774–1850), English antiquarian and Anglo-Saxon scholar |
| John Kells Ingram (1823–1907), Irish scholar and economist |
| Jean-Auguste-Dominique Ingres (1780–1867), French painter |
| Henry Inman (1801–1846), American artist |
| Thomas Innes (1662–1744), Scottish historian |
| George Inness (1825–1894), American landscape painter |
| Innocent, name of thirteen popes and one antipope |
| Ion of Chios (Fifth Century B.C.), Greek poet |
| Iophon (Fifth Century B.C.), Greek tragic poet |
| Iphicrates (c. 415–353 B.C.), Athenian general |
| John Ireland (1761–1842), English divine and Dean of Westminster |
| John Ireland (1838–1918), American Roman Catholic prelate |
| John Ireland (1879–1962), English musical composer |
| William Henry Ireland (1777–1835), Forger of Shakespearian manuscripts |
| Saint Irenaeus (Late Second Century A.D.), one of the most distinguished theologians of the ante-Nicene Church |
| Irene, name of several Byzantine empresses |
| Henry Ireton (1611–1651), English parliamentary general |
| Tomás de Iriarte (1750–1791), Spanish poet |
| John Irlande (fl. 1455–1490), Scottish writer |
| Irnerius (Twelfth Century), Italian jurist |
| William Irvine (1741–1804), American Revolutionary soldier |
| David Irving (1778–1860), Scotch biographer |
| Edward Irving (1792–1834), Scottish church divine |
| Sir Henry Irving (1838–1905), English actor |
| Henry Brodribb Irving (1870–1919), English actor |
| Washington Irving (1783–1859), American man of letters |
| William Irving (1766–1821), American merchant |
