| James Kirke Paulding (1778–1860) |
| Reinhold Pauli (1823–1882) |
| Heinrich Eberhard Gottlob Paulus (1761–1851) |
| Pausanias (c. 110–180 A.D.) |
| Jules Pautet (1799–1870) |
| Nikolai Pavlov (1802–1854) |
| James Payn (1830–1898) |
| John Howard Payne (1791–1852) |
| William Morton Payne (1858–1919) |
| Mariano Felipe Paz Soldán (1821–1886) |
| Elizabeth Palmer Peabody (1804–1894) |
| Francis Greenwood Peabody (1847–1936) |
| Josephine Preston Peabody (1874–1922) |
| John Macleay Peacock (1817–1877) |
| Thomas Love Peacock (1785–1866) |
| Richard Brinsley Peake (1792–1847) |
| Charles Willson Peale (1741–1827) |
| Rembrandt Peale (1778–1860) |
| Frances Mary Peard (1835–1923) |
| Edmund Lester Pearson (1880–1937) |
| Robert Edwin Peary (1856–1920) |
| Elia Wilkinson Peattie (1862–1935) |
| George Wilbur Peck (1840–1916) |
| Harry Thurston Peck (1856–1914) |
| Samuel Minturn Peck (1854–1938) |
| John Peckham (d. 1292) |
| Christiern Pedersen (1480?–1554) |
| François de Pedouë (1603–1667) |
| Mary Louise Peebles (1833–1915) |
| George Peele (1556–1596) |
| Charles Péguy (1873–1914) |
| Étienne Pélabon (1745–1808) |
| Joséphin Péladan (1859–1918) |
| Simon-Joseph Pellegrin (1663–1745) |
| Pierre Clément Eugène Pelletan (1813–1884) |
| George Pellew (1859–1892) |
| Silvio Pellico (1789–1854) |
| Charles Marie Athanase Pellissier (1810–1871) |
| Simon Pelloutier (1694–1757) |
| Andries Pels (1631–1681) |
| Sir Max Pemberton (1863–1950) |
| Louis Pendleton (1861–1939) |
| Frederic Courtland Penfield (1855–1922) |
| Granville Penn (1761–1844) |
| John Penn (1760–1834) |
| William Penn (1644–1718) |
| Elizabeth Robins Pennell (1855–1936) |
| Joseph Pennell (1857–1926) |
| John Fitzgerald Pennie (1782–1848) |
| George Frederick Pentecost (1842–1920) |
| Samuel Pepys (1633–1703) |
| Pedro de Peralta Barnuevo (1663–1743) |
| Elbert Perce (1831–1869) |
| James Gates Percival (1795–1856) |
| Thomas Percy (1729–1811) |
| José Maria de Pereda (1833–1906) |
| Lucien Perey (1825–1914) |
| Antonio Pérez (1540–1611) |
| Pedro Ildefonso Pérez (1826–1869) |
| Luisa Pérez de Zambrana (1835–1922) |
| Karl von Perfall (1851–1924) |
| Bernardino Perfetti (1681–1746) |
| Giovanni Domenico Peri (1564–1639) |
| Charles Callahan Perkins (1823–1886) |
| Frederic Beecher Perkins (1828–1899) |
| James Breck Perkins (1847–1910) |
| Justin Perkins (1805–1869) |
| Charles Perrault (1628–1703) |
| François-Tommy Perrens (1822–1901) |
| Paul Perret (1830–1904) |
| Bliss Perry (1860–1954) |
| Alice Perry (1854–1883) |
| Nora Perry (1831–1896) |
| Thomas Sergeant Perry (1845–1928) |
| William Stevens Perry (1832–1898) |
| Persius (34–62 A.D.) |
| José Joaquín Pesado (1801–1861) |
| Johann Heinrich Pestalozzi (1746–1827) |
| Karl Ludwig Peter (1808–1893) |
| Samuel Peters (1735–1826) |
| Niels Mathias Petersen (1791–1862) |
| Charles Jacobs Peterson (1819–1887) |
| Frederick Peterson (1859–1938) |
| Henry Peterson (1818–1891) |
| François Pétis de la Croix (1653–1713) |
| Louis Petit de Julleville (1841–1900) |
| Sándor Petőfi (1823–1849) |
| Petrarch (1304–1374) |
| William Matthew Flinders Petrie (1853–1942) |
| Petronius (c. 27–66) |
| Mathilde Georgina Elisabeth de Peyrebrune (1848–1917) |
| Antoine Peyrol (1709–1779) |
| John Lewis Peyton (1824–1896) |
| Ludwig Pfau (1821–1894) |
| Gottlieb Konrad Pfeffel (1736–1809) |
| Ida Pfeiffer (1797–1858) |
| Gustav Pfizer (1807–1890) |
| Phædrus (c. 15 B.C.–c. 50 A.D.) |
| Austin Phelps (1820–1890) |
| William Lyon Phelps (1865–1943) |
| Pherecrates (Fourth Century B.C.) |
| Pherecydes of Syros (Sixth Century B.C.) |
| Philemon (c. 368–c. 264 B.C.) |
| Ambrose Philips (1674–1749) |
| Francis Charles Philips (1849–1921) |
| John Philips (1676–1709) |
| Katherine Philips (‘Orinda’) (1632–1664) |
| David Graham Phillips (1867–1911) |
| Edward Phillips (1630–1696?) |
| George Searle Phillips (1815–1889) |
| Henry Phillips (1838–1895) |
| Stephen Phillips (1868–1915) |
| Wendell Phillips (1811–1884) |
| Eden Phillpotts (1862–1960) |
| Philo (c. 20 B.C.–c. 40 A.D.) |
| Philolaus (Fifth Century B.C.) |
| Philostratus (c. 170–c. 250) |
| Philoxenus (c. 435–380 B.C.) |
| Geōrgios Phrantzēs (1401–1478) |
| Phrynichus (Fifth Century B.C.) |
| Donn Piatt (1819–1891) |
| John James Piatt (1835–1917) |
| Sarah Morgan Bryan Piatt (1836–1919) |
| Louis Benoît Picard (1769–1828) |
| Michel Pichat (1790–1828) |
| Adolf Pichler (1819–1900) |
| Caroline Pichler (1769–1843) |
| Jérôme Pichon (1812–1896) |
| Charles Pickering (1805–1878) |
| Henry Pickering (1781–1838) |
| John Pickering (1777–1846) |
| Marjorie L. C. Pickthall (1883–1922) |
| Giovanni Pico della Mirandola (1463–1494) |
| Émile Picot (1844–1918) |
| Charles Felton Pidgin (1844–1923) |
| Alexandre Piedagnel (1831–1903) |
| Arthur Stanwood Pier (1874–1966) |
| Henry Niles Pierce (1820–1899) |
| John Pierpont (1785–1866) |
| Ludwig Pietsch (1824–1911) |
| Pigault-Lebrun (1753–1835) |
| Lorenzo Pignotti (1739–1812) |
| Pierre Antoine Augustin de Piis (1755–1832) |
| Albert Pike (1809–1891) |
| Frederick Henry Pilch (1842–1889) |
| Mary Pilkington (1766–1839) |
| Fabien Pillet (1772–1855) |
| Gifford Pinchot (1865–1946) |
| Pindar (c. 522–433 B.C.) |
| Ippolito Pindemonte (1753–1828) |
| Arthur Wing Pinero (1855–1934) |
| Allan Pinkerton (1819–1884) |
| Edward Coate Pinkney (1802–1828) |
| Alexis Piron (1689–1773) |
| Christine de Pisan (c. 1364–c. 1431) |
| Aleksey Pisemsky (1820–1881) |
| Pierre Pithou (1539–1596) |
| Pitre Chevalier (1812–1863) |
| René Charles Guilbert de Pixérécourt (1773–1844) |
| Jean-Leo Placentius (c. 1500–c. 1550) |
| Plácido (1809–1844) |
| Eugène de Planard (1783–1853) |
| James Robinson Planché (1796–1880) |
| August, Graf von Platen (1796–1835) |
| Plato (429–347 B.C.) |
| Plautus (c. 254–184 B.C.) |
| Petr Plavilshchikov (1760–1812) |
| Pliny the Elder (23–79 A.D.) |
| Pliny the Younger (61/2–c. 113 A.D.) |
| Plotinus (205–270) |
| Édouard Plouvier (1821–1876) |
| Anne Plumptre (1760–1818) |
| James Plumptre (1770–1832) |
| Plutarch (c. 45–120 A.D.) |
| Franz Graf von Pocci (1807–1876) |
| Isaac Pocock (1782–1835) |
| Edward Pococke (1604–1691) |
| Edgar Allan Poe (1809–1849) |
| Mikhail Pogodin (1800–1875) |
| Jules Henri Poincaré (1854–1912) |
| Antoine Alexandre Henri Poinsinet (1735–1769) |
| Prosper Poitevin (c. 1804–1884) |
| Wincenty Pol (1807–1872) |
| Nikolai Polevoi (1796–1846) |
| Politian (1454–1494) |
| Elise Polko (1822–1899) |
| Edward Albert Pollard (1831?–1872) |
| Josephine Pollard (1834–1892) |
| Karl Ludwig von Pöllnitz (1692–1775) |
| Robert Pollok (1798–1827) |
| Gaspar Gil Polo (1516?–1591?) |
| Marco Polo (1254–1324) |
| Salvador Jacinto Polo de Medina (1603–1676) |
| Polyænus (Second Century) |
| Polybius (c. 200–c. 118 B.C.) |
| Polyides (Fourth Century B.C.) |
| Marcus Mills Pomeroy (1833–1896) |
| John Pomfret (1667–1702) |
| Victor Louis Amédée Pommier (1804–1877) |
| Jean Jacques Lefranc, Marquis de Pompignan (1709–1784) |
| Charles Poncy (1821–1891) |
| Frederick Eugene Pond (1856–1925) |
| Jean Baptiste Aimé Sanson de Pongerville (1782–1870) |
| Anton Slodzin Poninski (d. 1742) |
| François Ponsard (1814–1867) |
| Pierre Alexis Ponson du Terrail (1829–1871) |
| Armand de Pontmartin (1811–1890) |
| Claude de Pontoux (c. 1530–1579) |
| Maria Louise Pool (1841–1898) |
| Ernest Poole (1880–1950) |
| John Poole (1786?–1872) |
| William Frederick Poole (1821–1894) |
| Agnes Blake Poor (1842–1922) |
| Benjamin Perley Poore (1820–1887) |
| Hubert Korneliszoon Poot (1689–1733) |
| Alexander Pope (1688–1744) |
| Porphyry (c. 234–c. 305) |
| Richard Porson (1759–1808) |
| Elizabeth-Marie Port |
| Anna Maria Porter (1780–1832) |
| Charlotte Endymion Porter (1859–1942) |
| David Porter (1780–1843) |
| David Dixon Porter (1813–1891) |
| Horace Porter (1837–1921) |
| Jane Porter (1776–1850) |
| John Addison Porter (1856–1900) |
| Linn Boyd Porter (1851–1916) |
| Noah Porter (1811–1892) |
| Robert Ker Porter (1777–1842) |
| Mangel de Araújo Porto-Alegre (1806–1879) |
| Georges de Porto-Riche (1849–1930) |
| Posidonius (First Century B.C.) |
| Charles Potier (1806–1870) |
| Henry Codman Potter (1834–1908) |
| Paul Meredith Potter (1853–1921) |
| William Potts (1838–1908) |
| Charles Potvin (1818–1902) |
| Adolph Poujol |
| Jean Joseph François Poujoulat (1808–1880) |
| Ezra Pound (1885–1972) |
| Émile Pouvillon (1840–1906) |
| John Wesley Powell (1834–1902) |
| Thomas Powell (1809–1887) |
| Horatio Nelson Powers (1826–1890) |
| Nicolas Pradon (1632–1698) |
| Dominique Dufour de Pradt (1759–1837) |
| Mrs. Campbell Praed (1851–1935) |
| Winthrop Mackworth Praed (1802–1839) |
| Christen Henriksen Pram (1756–1821) |
| Giovanni Prati (1814–1884) |
| Anne Pratt (1806–1893) |
| Ella Farman Pratt (1837–1907) |
| Orson Pratt (1811–1881) |
| Samuel Jackson Pratt (1749–1814) |
| George Denison Prentice (1802–1870) |
| Elizabeth Payson Prentiss (1818–1878) |
| Petar Preradović (1818–1872) |
| William Hickling Prescott (1796–1859) |
| Edmond de Pressensé (1824–1891) |
| Harriet Waters Preston (1836–1911) |
| Margaret Junkin Preston (1820–1897) |
| Marcel Prévost (1862–1941) |
| Antoine-François, Abbé Prévost d’Exiles (1697–1763) |
| Lucien Anatole Prévost-Paradol (1829–1870) |
| Eleanor Catherine Price |
| Richard Price (1723–1791) |
| Sarah Johnson Prichard (1830–1909) |
| Humphrey Prideaux (1648–1724) |
| Josiah Priest (1788–1851) |
| Joseph Priestley (1733–1804) |
| Samuel Irenæus Prime (1812–1885) |
| William Cowper Prime (1825–1905) |
| Edward Irenæus Prime-Stevenson (1858–1942) |
| Le Baron Bradford Prince (1840–1922) |
| John Critchley Prince (1808–1866) |
| Thomas Pringle (1789–1834) |
| Matthew Prior (1664–1721) |
| Alexandre Privat d’Anglemont (1815–1859) |
| Proclus (412–485) |
| Procopius (Sixth Century) |
| Adelaide Anne Procter (1825–1864) |
| Bryan Waller Procter (Barry Cornwall) (1787–1874) |
| Edna Dean Proctor (1829–1923) |
| Richard Anthony Proctor (1837–1888) |
| Propertius (c. 50–c. 16 B.C.) |
| Prosper of Aquitaine (Early Fifth Century) |
| David Law Proudfit (1842–1897) |
| Pierre Joseph Proudhon (1809–1865) |
| Léon Provancher (1820–1892) |
| Richard Orton Prowse (1862–1949) |
| Abbé Proyart (1743?–1808) |
| Theophil Mitchell Prudden (1849–1924) |
| Prudentius (348–c. 410) |
| Séverine Zochowska Pruszakowa (b. c. 1830) |
| Robert Eduard Prutz (1816–1872) |
| Richard Pryce (1864–1942) |
| William Prynne (1600–1669) |
| Alexander Przezdziecki (1814–1871) |
| George Psalmanazar (1679?–1763) |
| Michael Constantine Psellus (1018–c. 1079) |
| Ptolemy (c. 90–c. 168) |
| Publilius Syrus (First Century B.C.) |
| Virgile Pucitelli (d. 1669) |
| Hermann, Fürst von Pückler-Muskau (1785–1871) |
| Melchior Pudłowski (d. c. 1588) |
| Jean Louis Scipio Puech (1624–1688) |
| Samuel von Pufendorf (1632–1694) |
| Edwin William Pugh (1874–1930) |
| Madame de Puisieux (1720–1798) |
| Jean Baptiste Pujoulx (1762–1821) |
| Luca Pulci (1431–1470) |
| Luigi Pulci (1432–1484) |
| Fernando del Pulgar (1436?–1492) |
| Giulio Pullè (Riccardo Castelvecchio) (1814–1894) |
| Leopoldo Pullè (Leo di Castelnovo) (1835–1917) |
| Elisabeth Jones Cavazza Pullen (1849–1926) |
| Ferenc Pulszky (1814–1897) |
| Raphael Pumpelly (1837–1923) |
| Samuel Purchas (1577?–1626) |
| Caleb Pusey (1650?–1727) |
| Edward Bouverie Pusey (1800–1882) |
| Alexander Pushkin (1799–1837) |
| Gustav Gans zu Putlitz (1821–1890) |
| George Haven Putnam (1844–1930) |
| George Palmer Putnam (1814–1872) |
| Mary Traill Spence Lowell Putnam (1810–1898) |
| Théodore Joseph Boudet de Puymaigre (1816–1901) |
| Gabrjela Puzynina (1815–1867) |
| Félix Pyat (1810–1889) |
| Howard Pyle (1853–1911) |
| William Pynchon (1590–1662) |
| Peter Pypers (1749–1805) |
| Immanuel Jakob Pyra (1715–1744) |
| Pyrrho (b. c. 360 B.C.) |
| Pythagoras (c. 582–c. 500 B.C.) |
| Johann Gottlob von Quandt (1787–1859) |
| Francis Quarles (1592–1644) |
| Jean Louis Armand de Quatrefages de Bréau (1810–1892) |
| Étienne Marc Quatremère (1782–1857) |
| Chryostome Quatremère de Quincy (1755–1849) |
| Vasco Mauzinho de Quebedo (d. c. 1627) |
| José Maria Eça de Queirós (1845–1900) |
| Friedrich August von Quenstedt (1809–1889) |
| Antero de Quental (1842–1891) |
| François Quesnay (1694–1774) |
| Jules Quesnay de Beaurepaire (1838–1923) |
| Jacques Salbigoton Quesné (1778–1859) |
| Pierre Quesnel (1699–1774) |
| Jean Jacques Quesnot de la Chesnée (Eighteenth Century) |
| Adolphe Quetelet (1796–1874) |
| Francisco de Quevedo y Villegas (1580–1645) |
| Jules Étienne Joseph Quicherat (1814–1882) |
| Louis Quicherat (1799–1884) |
| Sir Arthur Thomas Quiller-Couch (1863–1944) |
| Claude Quillet (1602–1661) |
| Philippe Quinault (1635–1688) |
| Edmund Quincy (1808–1877) |
| Josiah Quincy, Jr. (1744–1775) |
| Josiah Quincy III. (1772–1864) |
| Edgar Quinet (1803–1875) |
| Manuel José Quintana (1772–1857) |
| Serafin (1871–1938) and Joaquín (1873–1944) Álvarez Quintero |
| Quintilian (c. 35–c. 95 A.D.) |
| Domingos dos Reis Quita (1728–1770) |
