April 11 is the 101st day of the year in the Gregorian calendar (103rd in leap years). There are 264 days remaining.
- 146 - Septimius Severus, Roman emperor (+ 211)
- 1492 - Margaret of Navarre[?], Queen of Navarre and writer (+ 1549)
- 1723 - Franz Anton Bustelli[?], porcelain moulder (+ 1763)
- 1810 - Sir Henry Creswicke Rawlinson, soldier and orientalist (+ 1895)
- 1825 - Ferdinand Lassalle, politician (+ 1864)
- 1866 - Annie Sullivan[?], teacher of Helen Keller (+ 1936)
- 1869 - Gustav Vigeland, Norwegian sculptor (+ 1943)
- 1883 - Hozumi Shigeto, Japanese author (+ 1951)
- 1893 - Dean Acheson, former United States Secretary of STate[?] (+ 1971)
- 1896 - Wieland Herzfelde[?], publisher and author (+ 1989)
- 1906 - Dale Messick[?], cartoonist
- 1908 - Leo Rosten[?], humorist, author (+ 1997)
- 1913 - Oleg Cassini[?], fashion designer
- 1920 - Marlen Haushofer[?], author (+ 1990)
- 1930 - Anton LaVey, founder of the Church of Satan (+ 1997)
- 1932 - Joel Grey[?], singer, actor
- 1944 - John Milius[?], director, writer
- 1949 - Bernd Eichinger[?], film producer
- 1953 - Andrew Wiles, Mathematician
- 1966 - Lisa Stansfield[?], singer
- 1906 - Francis Pharcellus Church, American editor and publisher
- 1916 - Richard Harding Davis[?], author
- 1917 - Scott Joplin, composer, musician
- 1926 - Luther Burbank[?], botanist
- 1970 - John O'Hara, author
- 1987 - Erskine Caldwell[?], author
- 1987 - Primo Levi, chemist, composer, librettist, author
- 2001 - Harry Secombe, actor, comedian, member of The Goon Show
See also: January,
February,
March,
April,
May,
June,
July,
August,
September,
October,
November,
December
April 10 - April 12 - March 11 - May 11 - more historical anniversaries