| Iamblichus (c. 250–c. 330) |
| Ibn Batuta (1304–1377) |
| Ibn Durayd Abu Bakr Muhammad (837–933) |
| Abraham ben Meir Ibn Ezra (1089–1164) |
| Ibn Khaldūn (1332–1406) |
| Ibn Khallikān (1211–1282) |
| Ibn Qutaybah (828–889?) |
| Ibn Sina (Avicenna) (980–1037) |
| Ibn Tufayl (Twelfth Century) |
| Ibrahim of Aleppo (c. 1549) |
| Henrik Ibsen (1828–1906) |
| Ibycus (Sixth Century B.C.) |
| George Barton Ide (1804–1872) |
| Idrīsī (c. 1100–1166) |
| August Wilhelm Iffland (1759–1814) |
| José Iglesias de la Casa (1748–1791) |
| Charles Parker Ilsley (1807–1887) |
| Barthélemy Imbert (1747–1790) |
| Vittorio Imbriani (1840–1886) |
| John Imlah (1799–1846) |
| Karl Leberecht Immermann (1796–1840) |
| Elizabeth Inchbald (1753–1821) |
| Jean Ingelow (1820–1897) |
| Bernhard Severin Ingemann (1789–1862) |
| Charles Jared Ingersoll (1782–1862) |
| Robert Green Ingersoll (1833–1899) |
| Henry David Inglis (1795–1835) |
| Joseph Holt Ingraham (1809–1860) |
| Ion of Chios (c. 490–c. 422 B.C.) |
| Alleyne Ireland (1871–1951) |
| Mary E. Ireland (1834–1927) |
| Juan de Iriarte (1701–1771) |
| John Treat Irving (1812–1906) |
| Pierre Munroe Irving (1803–1876) |
| Washington Irving (1783–1859) |
| William Irving (1766–1821) |
| Jorge Isaacs (1837–1895) |
| José Francisco de Isla (1703–1781) |
| Isocrates (436–338 B.C.) |
| Dora d’Istria (1828–1888) |
| Boleslav Jablonský (1813–1881) |
| Helen Hunt Jackson (1830–1885) |
| Henry Jackson (1831–1879) |
| P. L. Jacob (1806–1884) |
| Friedrich Heinrich Jacobi (1743–1819) |
| Johann Georg Jacobi (1740–1814) |
| Joseph Jacobs (1854–1916) |
| William Wymark Jacobs (1863–1943) |
| Jens Peter Jacobsen (1847–1885) |
| Eduard Jacobson (1833–1897) |
| Jacopone da Todi (c. 1230–1306) |
| Jean-Joseph Jacotot (1770–1840) |
| Richard Jago (1715–1781) |
| Stanislaus Seraphinus Jagodynski (Sixteenth Century) |
| George Payne Rainsford James (1801?–1860) |
| Henry James, Sr. (1811–1882) |
| Henry James (1843–1916) |
| King James I. (1566–1625) |
| King James I of Scotland (1394–1437) |
| William James (1842–1910) |
| Anna Brownell Jameson (1794–1860) |
| Robert William Jameson (1805–1868) |
| Jāmī (1414–1492) |
| Francis Jammes (1868–1938) |
| Amadis Jamyn (1538?–1592/3) |
| Bohumil Janda (1831–1875) |
| Paul Janet (1823–1899) |
| Jules Janin (1804–1874) |
| Francis de Haes Janvier (1817–1885) |
| Thomas Allibone Janvier (1849–1913) |
| James Jackson Jarves (1818–1888) |
| Jacques Jasmin (1798–1864) |
| Juan de Jáuregui y Aguilar (1583–1641) |
| Antoine Jay (1770–1854) |
| John Jay (1817–1894) |
| Jayadeva (c. Twelfth Century) |
| John Cordy Jeaffreson (1831–1901) |
| Jean Paul (J. P. F. Richter) (1763–1825) |
| Richard Jefferies (1848–1887) |
| Joseph Jefferson (1829–1905) |
| Thomas Jefferson (1743–1826) |
| Francis Jeffrey (1773–1850) |
| Rosa Vertner Jeffrey (1828–1894) |
| Camilla Jenkin (1807?–1885) |
| John Edward Jenkins (1838–1910) |
| John Stilwell Jenkins (1818–1852) |
| Tudor Jenks (1857–1922) |
| Jenneval (1803–1830) |
| Wilhelm Jensen (1837–1911) |
| Frantisek Jěrabek (1836–1893) |
| Jerome K. Jerome (1859–1927) |
| Douglas William Jerrold (1803–1857) |
| Blanchard Jerrold (1826–1884) |
| Caroline Howard Jervey (Gilman Glover) (1823–1877) |
| John Heneage Jesse (1815–1874) |
| Henry Harris Jessup (1832–1910) |
| Sarah Orne Jewett (1849–1909) |
| Geraldine Endsor Jewsbury (1812–1880) |
| Maria Jane Jewsbury (1800–1833) |
| Rodrigo Jiménez de Rada (d. 1247) |
| Alois Jirásek (1851–1930) |
| Joseph Joachim (1834–1904) |
| Étienne Jodelle (1532–1573) |
| Richard Paul Jodrell (1745–1831) |
| Saint John of the Cross (1542–1591) |
| Clifton Johnson (1865–1940) |
| Emily Pauline Johnson (1861–1913) |
| Owen Johnson (1878–1952) |
| Robert Underwood Johnson (1853–1937) |
| Rossiter Johnson (1840–1931) |
| Samuel Johnson (1709–1784) |
| Virginia Wales Johnson (1849–1916) |
| Mary Johnston (1870–1936) |
| Richard Malcolm Johnston (1822–1898) |
| Charles Johnstone (1719?–1800?) |
| Christian Isobel Johnstone (1781–1857) |
| Sieur Jean de Joinville (1224?–1317?) |
| Mór Jókai (1825–1904) |
| Charles Joliet (1832–1910) |
| Johan Jolin (1818–1884) |
| Guy Joly (d. 1678) |
| Willem Jozef Andries Jonckbloet (1817–1885) |
| Amanda Theodocia Jones (1835–1914) |
| Ebenezer Jones (1820–1860) |
| Ernest Charles Jones (1819–1869) |
| Evan Jones (1820–1852) |
| Henry Jones (1831–1899) |
| Henry Arthur Jones (1851–1929) |
| John Beauchamp Jones (1810–1866) |
| Joseph Stevens Jones (1811–1877) |
| Johan Karel Jakob de Jonge (1828–1880) |
| Johannes Cornelis de Jonge (1793–1853) |
| Ben Jonson (1572–1637) |
| Cornelia Jane Matthews Jordan (1830–1898) |
| David Starr Jordan (1851–1931) |
| Elizabeth Garver Jordan (1867–1947) |
| Wilhelm Jordan (1819–1904) |
| Josephus (37–100) |
| Baron Miklós Jósika (1796?–1865) |
| Joseph Joubert (1754–1824) |
| Victor Joseph Étienne Jouy (1764–1846) |
| Jovan Jovanović Zmaj (1833–1904) |
| Gaspar de Jovellanos (1744–1811) |
| Benjamin Jowett (1817–1893) |
| Robert Dwyer Joyce (1836–1883) |
| Sister Juana Inés de la Cruz (1651–1695) |
| Juan Manuel, Infant of Castile (1282–1347) |
| Sylvester Judd (1813–1853) |
| Harry Pratt Judson (1849–1927) |
| Sophie Junghans (1845–1907) |
| Johann Heinrich Jung-Stilling (1740–1817) |
| Jean Pierre Edmond Jurien de la Gravière (1812–1892) |
| Jean Jules Jusserand (1855–1932) |
| Juvenal (c. 55–127) |
| Jean Juvénel des Ursins (1388–1473) |
| Hans Vilhelm Kaalund (1818–1885) |
| Ka’b ibn Zuhayr (Seventh Century) |
| Andrija Kačić-Miošić (1704?–1760) |
| Woldemar Kaden (1838–1907) |
| Engelbert Kaempfer (1651–1716) |
| Friedrich Kaiser (1814–1874) |
| Johannes Fredericus Kajaani (1815–1887) |
| Charlotte von Kalb (1761–1843) |
| Max Kalbeck (1850–1921) |
| James Otis Kaler (1848–1912) |
| Kālidāsa (c. Fourth Century) |
| Josef Jaroslav Kalina (1816–1847) |
| Walerian Kalinka (1826–1886) |
| Eleazar ben Kalir (Eighth Century) |
| David Kalisch (1820–1872) |
| Ludwig Kalisch (1814–1882) |
| Abraham Kall (1743–1821) |
| Carl Adam Kaltenbrunner (1804–1867) |
| Josef Vlastimil Kamarýt (1797–1833) |
| Henry Home, Lord Kames (1696–1782) |
| Nicolaas Godfried van Kampen (1776–1839) |
| Elisha Kent Kane (1820–1857) |
| Philipp Felix Kanitz (1829–1904) |
| Karl Ludwig Kannegiesser (1781–1864) |
| Immanuel Kant (1724–1804) |
| Prince Antiochus Dmitrievich Kantemir (1709–1744) |
| Vasili Vasilievitch Kapnist (1757/8–1823) |
| Friedrich Kapp (1824–1884) |
| Vuk Stefanović Karadžić (1787–1864) |
| Nikolay Mikhailovitch Karamzin (1766–1826) |
| John Karasoutzas (1824–1873) |
| Liuben Karavelov (1834–1879) |
| Franciszek Karpiński (1741–1825) |
| Alphonse Karr (1808–1890) |
| Anna Luise Karsch (1722–1791) |
| Abraham Gotthelf Kaestner (1719–1800) |
| Jan Jakob Lodewijk ten Kate (1819–1888) |
| József Katona (1792–1830) |
| Alexander Kaufmann (1817–1893) |
| Julia Kavanagh (1824–1877) |
| Sir John William Kaye (1814–1876) |
| Annie Keary (1825–1879) |
| Gwendoline Keats (d. 1910) |
| John Keats (1795–1821) |
| John Keble (1792–1866) |
| Henry Francis Keenan (1850–1928) |
| Thomas Keightley (1789–1872) |
| Theodor Keim (1825–1878) |
| Gerard Keller (1829–1899) |
| Gottfried Keller (1819–1890) |
| Helen Keller (1880–1968) |
| James Douglas Jerrold Kelley (1847–1922) |
| Johan Henrik Kellgren (1751–1795) |
| Elijah Kellogg (1813–1901) |
| Myra Kelly (1876–1910) |
| William Thomson, Lord Kelvin (1824–1907) |
| Frances Anne (Fanny) Kemble (1809–1893) |
| Baron Zsigmond Kemény (1814–1875) |
| Amos Kendall (1789–1869) |
| George Wilkins Kendall (1809–1867) |
| Henry Kendall (1839–1882) |
| Asahel Clark Kendrick (1809–1895) |
| George Kennan (1845–1924) |
| Charles Rann Kennedy (1871–1950) |
| Crammond Kennedy (1842–1918) |
| Grace Kennedy (1782–1825) |
| John Pendleton Kennedy (1795–1870) |
| Patrick Kennedy (1801–1873) |
| William Kennedy (1799–1871) |
| William Sloane Kennedy (1850–1929) |
| White Kennett (1660–1728) |
| Charles Lamb Kenney (1821–1881) |
| James Kenney (1780–1849) |
| Francis Patrick Kenrick (1796–1863) |
| Peter Richard Kenrick (1806–1896) |
| James Kent (1763–1847) |
| Charles Kent (1823–1902) |
| James Benjamin Kenyon (1858–1924) |
| Johannes Kepler (1571–1630) |
| Auguste Hilarion de Kératry (1769–1859) |
| Petrus Frans van Kerkhoven (1818–1857) |
| Coulson Kernahan (1858–1943) |
| Justinus Andreas Christian Kerner (1786–1862) |
| Joseph Marie Bruno Constantin, Baron Kervyn de Lettenhove (1817–1891) |
| Annie Chambers Ketchum (1824–1904) |
| Wilhelm Emanuel von Ketteler (1811–1877) |
| Samuel Kettell (1800–1855) |
| Rosa Mackenzie Kettle (d. 1895) |
| Olof Kexél (1748–1796) |
| Ellen Key (1849–1926) |
| Francis Scott Key (1779–1843) |
| Erasmus Darwin Keyes (1810–1895) |
| Rudolph Keyser (1803–1864) |
| Omar Khayyám (1048–1131) |
| Mikhail Kheraskov (1733–1807) |
| Nikoláy Khmelnítsky (1789–1846) |
| Aleksey Khomyakov (1804–1860) |
| Nadezhda Khvoshchinskaya (1824–1889) |
| Dmitry Khvostov (1757–1835) |
| Benjamin Kidd (1858–1916) |
| Daniel Parish Kidder (1815–1891) |
| Frederic Kidder (1804–1885) |
| Alexander Kielland (1849–1906) |
| Thomas Killigrew (1612–1683) |
| William Killigrew (1606–1695) |
| Harriet McEwen Kimball (1834–1917) |
| Richard Burleigh Kimball (1816–1892) |
| Johann Friedrich Kind (1768–1843) |
| Alice King (1839–1894) |
| Basil King (1859–1928) |
| Charles King (1844–1933) |
| Clarence King (1842–1901) |
| Edward King (1848–1896) |
| Grace Elizabeth King (1852–1932) |
| Horatio King (1811–1897) |
| Susan Petigru King (1824–1875) |
| Thomas Starr King (1824–1864) |
| Alexander William Kinglake (1809–1891) |
| Thomas Kingo (1634–1703) |
| Charles Kingsley (1819–1875) |
| Henry Kingsley (1830–1876) |
| William Henry Giles Kingston (1814–1880) |
| Johann Gottfried Kinkel (1815–1882) |
| Coates Kinney (1826–1904) |
| Elizabeth Clementine Kinney (1810–1889) |
| Leonard Kip (1826–1906) |
| William Ingraham Kip (1811–1893) |
| Rudyard Kipling (1865–1936) |
| William Kirby (1817–1906) |
| Wolfgang Kirchbach (1857–1906) |
| Theodor Kirchhoff (1828–1899) |
| Ellen Warner Olney Kirk (1842–1928) |
| John Foster Kirk (1824–1904) |
| Caroline Matilda Stansbury Kirkland (1801–1864) |
| John Thornton Kirkland (1770–1840) |
| Joseph Kirkland (1830–1894) |
| Károly Kisfaludy (1788–1830) |
| Sádnor Kisfaludy (1772–1844) |
| József Kiss (1843–1921) |
| John Kitto (1804–1854) |
| Søren Kierkegaard (1813–1855) |
| Michael Klapp (1832–1888) |
| Julius von Klaproth (1783–1835) |
| Julius Leopold Klein (1810–1876) |
| Rudolf Kleinpaul (1845–1918) |
| Ewald Christian von Kleist (1715–1759) |
| Heinrich von Kleist (1777–1811) |
| Gustav Friedrich Klemm (1802–1867) |
| Václav Kliment Klicpera (1792–1859) |
| Ernst August Friedrich Klingemann (1777–1831) |
| Friedrich Maximilian von Klinger (1752–1831) |
| Sebastián Fabián Klonowicz (1545–1602) |
| Onno Klopp (1822–1903) |
| Friedrich Gottlieb Klopstock (1724–1803) |
| Albert Knapp (1798–1864) |
| Samuel Lorenzo Knapp (1783–1838) |
| Samuel Kneeland (1821–1888) |
| Franciszek Dionizy Kniaźnin (1750–1807) |
| Baron Adolf von Knigge (1752–1796) |
| Charles Knight (1791–1873) |
| William Angus Knight (1836–1916) |
| Sofia Margareta von Knorring (1797–1848) |
| Herbert Knowles (1798–1817) |
| James Sheridan Knowles (1784–1862) |
| John Knox (c. 1505–1572) |
| Thomas Wallace Knox (1835–1896) |
| William Knox (1789–1825) |
| Yakov Knyazhnin (1742–1791) |
| Gustav Kobbé (1857–1918) |
| Theodor Christoph August von Kobbe (1798–1845) |
| Franz von Kobell (1803–1882) |
| Jan Kochanowski (1530–1584) |
| Wespazjan Kochowski (1633–1700) |
| Charles Paul de Kock (1793–1871) |
| Henry de Kock (1819–1892) |
| Johann Georg Kohl (1808–1878) |
| Salomon Kohn (1825–1904) |
| Alexander Kohut (1842–1894) |
| Josef Jiri Kolár (1812–1896) |
| Ferenc Kölcsey (1790–1838) |
| Ján Kollár (1793–1852) |
| Aleksie Koltsov (1809–1842) |
| Ewald August König (1833–1888) |
| Heinrich Josef König (1790–1869) |
| Konrad von Würzburg (1220?–1287) |
| Harry Lyman Koopman (1860–1937) |
| August Kopisch (1799–1853) |
| Joseph Entych Kopp (1793–1866) |
| Karl Theodor Körner (1791–1813) |
| Vladimir Galaktionovitch Korolenko (1853–1921) |
| Karl Arnold Kortum (1745–1824) |
| Ludwig Gotthard Kosegarten (1758–1818) |
| Ernst Kossack (1814–1880) |
| Hans Köster (1818–1900) |
| Christian Reinhold Köstlin (1813–1856) |
| Nikolai Kostomarov (1817–1885) |
| Ivan Kotliarevsky (1769–1838) |
| August von Kotzebue (1761–1819) |
| Wilhelm von Kotzebue (1813–1887) |
| Nathan Chapman Kouns (1833–1890) |
| Sonya Kovalevsky (1850–1891) |
| Albert Krantz (c. 1450–1517) |
| Peter Krapotkin (1842–1921) |
| Ignacy Krasicki (1735–1801) |
| Zygmunt Krasiński (1812–1859) |
| Józef Ignacy Kraszewski (1812–1887) |
| Karl Christian Friedrich Krause (1781–1832) |
| Henry Edward Krehbiel (1854–1923) |
| Alfred von Kremer (1828–1889) |
| Mite Kremnitz (1852–1916) |
| Vsevolod Krestovsky (1840–1895) |
| Max Kretzer (1854–1941) |
| Adolph Ernst Kroeger (1837–1882) |
| Barbara von Krüdener (1764–1824) |
| Johann Christian Krüger (1723–1750) |
| Friedrich Adolf Krummacher (1767–1845) |
| Heinrich Kruse (1815–1902) |
| Ivan Andréevitch Krylov (1768–1844) |
| Franz Kugler (1808–1858) |
| Gustav Kühne (1806–1888) |
| Elisaveta Kul’man (1808–1825) |
| Friedrich Kunstmann (1811–1867) |
| Aleksandr Ivanovitch Kuprin (1870–1938) |
| Ferdinand Kürnberger (1821–1879) |
| Hermann Kurz (1813–1873) |
| Grigoriï Fedorovitch Kvitka (1778–1843) |
| Thomas Kyd (1558–1594) |
