The day that Pontiac died (and not the car company). The following is a list of other notable world figures who died on April 20th.

  1. 1176 - Richard de Clare, 2nd Earl of Pembroke, English soldier (b. 1130)
  2. 1314 - Pope Clement V (b. 1264)
  3. 1521 - Zhengde, Emperor of China (b. 1491)
  4. 1534 - Elizabeth Barton, English nun (executed)
  5. 1558 - Johannes Bugenhagen, German reformer (b. 1485)
  6. 1643 - Christoph Demantius, German composer (b. 1567)
  7. 1703 - Lancelot Addison, English royal chaplain (b. 1632)
  8. 1765 - Abigail Williams, American accuser in the Salem witch trials (b. 1674)
  9. 1769 - Pontiac, Chief of the Ottawa
  10. 1831 - John Abernethy, English surgeon (b. 1764)
  11. 1887 - Muhammad Sharif Pasha, Egyptian statesman (b. 1826)
  12. 1873 - William Tite, English architect (b. 1798)
  13. 1899 - Joseph Wolf, German artist (b. 1820)
  14. 1912 - Bram Stoker, Irish author (b. 1847)
  15. 1918 - Karl Ferdinand Braun, German physicist, Nobel Prize laureate (b. 1850)
  16. 1932 - Giuseppe Peano, Italian mathematician (b. 1858)
  17. 1947 - King Christian X of Denmark (b. 1870)
  18. 1951 - Ivanoe Bonomi, Prime Minister of Italy (b. 1873)
  19. 1964 - Eddie Dyer, baseball player (b. 1899)
  20. 1982 - Archibald MacLeish, American poet and Librarian of Congress (b. 1892)
  21. 1984 - Hristo Prodanov, Bulgarian mountaineer (b. 1943)
  22. 1986 - Sibte Hassan, Pakistani activist, journalist and writer (b. 1916)
  23. 1989 - Doru Davidovici, Romanian writer and Fighter Pilot (b. 1945)
  24. 1991 - Steve Marriott, British musician and actor (b. 1945)
  25. 1991 - Don Siegel, American film director (b. 1912)
  26. 1992 - Benny Hill, British comedian (b. 1924)
  27. 1993 - Cantinflas, Mexican comedian and actor (b. 1911)
  28. 1994 - Jean Carmet, French actor (b. 1920)
  29. 1996 - Christopher Robin Milne, son of A.A. Milne (b. 1920)
  30. 1999 - Victims of the Columbine High School massacre
  31. 1999 - Rick Rude, American professional wrestler (b. 1958)
  32. 1999 - SeƱor Wences, Spanish ventriloquist and comedian (b. 1896)
  33. 2001 - Giuseppe Sinopoli, Italian conductor and composer (b. 1946)
  34. 2002 - Alan Dale, American singer (b. 1925)
  35. 2003 - Ruth Hale, American playwright and actress (b. 1908)
  36. 2003 - Bernard Katz, German-born biophysicist, recipient of the Nobel Prize in Physiology or Medicine (b. 1911)
  37. 2005 - Fumio Niwa, Japanese novelist (b. 1904)
  38. 2005 - Zygfryd Blaut, Polish football player (b. 1943)