- Edward Anthony – American miscellaneous writer (1895 – 1971)
302. Evelyn Anthony – British novelist (1928 – )
303. Mike Anthony – American song writer (fl. 1960)
304. Robert Anthony – American writer (1916 – )
305. Susan B. Anthony – American social reformer and suffragist (1820 – 1906)
306. Antigonus I (“The Cyclops”) (Antigonius) – Phrygian ruler and one of Alexander’s generals (382? BC – 301 BC)
307. Mary Antin – American (Russian-born) writer and social reformer (1881 – 1949)
308. Antinous – Roman cult object and model, favorite of Emperor Hadrian (c. 110 – 130)
309. Antipater of Sidon – Phoenician epigrammatist (fl. c. 150 BC – 127 BC)
310. Antipater – Macedonian general and statesman (398? BC – 319 BC)
311. Antiphanes of Delos – Greek physician (c. 2nd century)
312. Antiphanes of Macedonia – Greek comic poet (fl. 360 BC)
313. Antiphilus of Byzantium – Greek epigrammatist
314. Antiphon – Greek orator (480 BC – 411 BC)
315. Antisthenes – Greek philosopher and founder of Cynic school (444 BC – c. 371 BC)
316. Pierre Antoine (Peter Anthony Motteaux) – French-English dramatist and translator (1663 – 1718)
317. Marie Antoinette, Austrian ruler (1755 – 1795)
318. Marcus Aurelius Antoninus (Marcus Aurelius) – Roman emperor and philosopher (121 – 180)
319. Michelangelo Antonioni – Italian movie director (1912 – 2007)
320. Marcus Antonius – Roman orator, triumvir and soldier (83 BC? – 30 BC)
321. Minna Thomas Antrim – American writer and epigrammist (1861 – 1950)
322. Gloria Evangelina Anzaldua – American Tejana-Chicana poet (1942 – )
323. Apelles – Greek painter (fl. 325 BC)
324. Apocrypha – 14 books of the Old Testament found in the Vulgate
325. Guillaume Apollinaire – French novelist and critic (1880 – 1918)
326. Apollonides – Greek epigrammatic poet
327. Apollonius of Perga (“The Great Geometer”) – Greek epigrammatic poet and mathematician (c. 262 BC – c. 190 BC)
328. Apollonius Rhodius – Greek rhetorician, scholar and epic poet (c. 295 BC – 215 BC)
329. Michael Apostolius – Greek theologian and rhetorician (? – 1480)
330. R.W. Apple, Jr.,- American journalist (1934 – )
331. Everard J. Appleton – American poet and newspaper columnist (1872 – 1931)
332. Thomas Gold Appleton – American wit, essayist and poet (1812 – 1884)
333. Apuleius (Appuleius) – Roman satirist and Platonic philosopher (fl. 2nd century)
334. Claudio Aquaviva – Italian general of the Jesuits (1543 – 1615)
335.Saint Thomas Aquinas – Italian theologian and philosopher (1225 – 1274)
336.Corazon Aquino – Filipino political leader (1933 – ) - Yasser Arafat (f/k/a Mohammed al-Husseini) – Palestinian political leader (1929 – 2004)
338. Francois Arago – French physicist, astronomer and politician (1786 – 1853)
339. Louis Aragon – French poet (1897 – 1982)
340. Aratus – Greek poet and astronomer (fl. 300 BC – 250 BC)
341. Maclyn Arbuckle – American actor (1866 – 1931)
342. Diane Arbus – American photographer (1923 – 1971)
343. John Arbuthnot – Scottish physician and wit (1667 – 1735)
344. Arcesilaus – Greek philosopher (c. 316 BC – c. 241 BC)
345. Marcel Archard – French playwright (1899 – 1974)
346. Frank Archer – American song writer
347. Jeffrey Archer – English politician and novelist (1940 – )
348. Archestratus – Greek naturalistic poet (fl. 330 BC)
349. Archias of Thebes – Greek man of letters (1st century BC)
350. Aulus Licinius Archias – Greek poet and epigrammatist (c. 199 BC -)
351. Archidamus III – Greek king of Sparta (fl. 350 BC)
352. Archilochus – Greek poet and satirist (c. 680 BC or 700 BC)
353. Archimedes – Syracusan (Sicilian) geometrician (287 BC – 212 BC)
354. Archytas of Tarentum – Greek general, mathematician and philosopher (fl. 400 BC)
355. Elizabeth Arden – American cosmetics executive (1884 – 1966)
356. Robert Ardrey – American anthropologist, human behaviorist and screenwriter (1908 – 1980)
357. Hannah Arendt – German-American political scientist (1906 – 1975)
358. Pietro Aretino – Italian poet, satirical writer and dramatist (1492 – 1556)
359. Jean Baptiste de Boyer, Marquis d’Argens – French writer (1704 – 1771)
360. Marc Pierre Comte d’Argenson – French statesman and war minister (1696 – 1764)
361. Ludovico Ariosto – Italian poet (1474 – 1533)
362. Ariphon the Sicyonian – Greek poet (c. 550 BC)
363. Aristides (“The Just”) – Greek general and statesman (fl. 480 BC)
364. Aelius Aristides (2) – Bithynian sophist and rhetorician (c. 117 – 187)
365. Aristippus – Greek philosopher and founder of the Cyrenaic school (425? BC – 366? BC)
- Aristodemus – Messenian semi-legendary ruler of Messenia (reigned c. 731 BC – 724 BC)
368. Aristophanes – Greek poet and satirist (c. 448 BC – c. 380 BC)
369. Aristotle – Greek philosopher (384 BC – 322 BC)
370. Peleg Arkwright (David Law Proudfit) – American poet (1842 – 1897)
371. Richard Arkwright – English inventor (1732 – 1792)
372. Michael Arlen – British (Armenian-born) novelist (1895 – 1956) - George Arliss – English actor (1868 – 1946)
374. Joan Armatrading – British (West Indian-born) singer and composer (1947 – )
375. Robert Armin – English actor and dramatist (fl. 1610)
376. Jacobus Arminius (f/k/a Jacob Harmensen or Jacob Hermansz) – Dutch theologian (1560 – 1609)
377. J. Ogden Armour – American capitalist (1863 – 1927)
378. Richard Armour – American poet (1906 – 1989)
379. Tommy Armour – American (Scottish-born) golfer (1895 – 1968)
380. Henry W. Armstrong – American song writer
381. John Armstrong – Scottish poet and physician (1709 – 1799)
382. Louis Armstrong – American musician and bandleader (1900 – 1971)
383. Margaret Neilson Armstrong – American book designer and writer (1867 – 1944)
384. Martin Armstrong, English poet (1882 – 1974)
385. Neil Armstrong – American astronaut (1930 – )
386. Robert Armstrong – British civil servant (1927 – )
387. William Armstrong (1) – British civil servant (1915 – 1980)
388. William H. Armstrong – (1914 – 1999)
389. Ellis Arnall – American politician (1907 – 1992)
390. Angelique Arnauld – French abbess (1624 – 1684)
391. Ernst Moritz Arndt – German (Island of Rugen) poet and political writer (1769 – 1860)
392. Thomas Augustine Arne – English musician and composer (1710 – 1778)
393. Countess Elizabeth von Arnim (“Countess Elizabeth Mary Russell”) – English (Australian-born) writer (1866 – 1941)
394. Peter Arno – American cartoonist and musical revue writer (1904 – 1968)
395. Eddy Arnold – American singer and musician (1918 – 2008)
396. Sir Edwin Arnold – English poet and journalist (1832 – 1904)
397. George Arnold – American poet and litterateur (1834 – 1865)
398. Matthew Arnold – English poet and critic (1822 – 1888)
399. Roseanne Arnold – American comedian (1953 – )
400. Samuel James Arnold – English dramatist (1774 – 1852)