| 139758 | December 11 | Birth | 1465 – Ashikaga Yoshihisa, Japanese shogun (d. 1489) |
| 139759 | December 11 | Birth | 1475 – Pope Leo X (d. 1521) |
| 139760 | December 11 | Birth | 1566 – Manuel Cardoso, Portuguese organist and composer (d. 1650) |
| 139761 | December 11 | Birth | 1680 – Emanuele d'Astorga, Italian composer (d. 1736) |
| 139762 | December 11 | Birth | 1709 – Louise Élisabeth d'Orléans, French wife of Louis I of Spain (d. 1742) |
| 139763 | December 11 | Birth | 1712 – Francesco Algarotti, Italian poet, philosopher, and critic (d. 1764) |
| 139764 | December 11 | Birth | 1725 – George Mason, American lawyer and politician (d. 1792) |
| 139765 | December 11 | Birth | 1758 – Carl Friedrich Zelter, German composer, conductor, and educator (d. 1832) |
| 139766 | December 11 | Birth | 1761 – Gian Domenico Romagnosi, Italian physicist, economist, and jurist (d. 1835) |
| 139767 | December 11 | Birth | 1781 – David Brewster, Scottish physicist, mathematician, and astronomer (d. 1868) |
| 139768 | December 11 | Birth | 1801 – Christian Dietrich Grabbe, German poet and playwright (d. 1836) |
| 139769 | December 11 | Birth | 1803 – Hector Berlioz, French composer, conductor, and critic (d. 1869) |
| 139770 | December 11 | Birth | 1810 – Alfred de Musset, French author, poet, and playwright (d. 1857) |
| 139741 | December 11 | Event | 1980 – The Comprehensive Environmental Response, Compensation, and Liability Act (Superfund) is enacted by the U.S. Congress. |
| 139742 | December 11 | Event | 1981 – El Mozote massacre: Armed forces in El Salvador kill an estimated 900 civilians in an anti-guerrilla campaign during the Salvadoran Civil War. |
| 139743 | December 11 | Event | 1990 – Demonstrations by students and workers across Albania begin, which eventually trigger the fall of communism in Albania. |
| 139744 | December 11 | Event | 1993 – Forty-eight people are killed when a block of the Highland Towers collapses near Kuala Lumpur, Malaysia. |
| 139745 | December 11 | Event | 1994 – First Chechen War: Russian President Boris Yeltsin orders Russian troops into Chechnya. |
| 139746 | December 11 | Event | 1994 – A bomb explodes on Philippine Airlines Flight 434, en route from Manila, Philippines, to Tokyo, Japan, killing one. The captain is able to safely land the plane. |
| 139747 | December 11 | Event | 1997 – The Kyoto Protocol opens for signature. |
| 139748 | December 11 | Event | 1998 – Thai Airways Flight 261 crashes near Surat Thani Airport, killing 101. The pilot flying the Airbus A310-300 is thought to have suffered spatial disorientation. |
| 139749 | December 11 | Event | 2001 – The People's Republic of China joins the World Trade Organization. |
| 139750 | December 11 | Event | 2005 – The Buncefield Oil Depot catches fire in Hemel Hempstead, England, United Kingdom. |
| 139751 | December 11 | Event | 2005 – Cronulla riots: Thousands of White Australians demonstrate against ethnic violence resulting in a riot against anyone thought to be Lebanese (and many who are not) in Cronulla, New South Wales, Australia. These are followed up by retaliatory ethnic |
| 139752 | December 11 | Event | 2006 – The International Conference to Review the Global Vision of the Holocaust is opened in Tehran, Iran, by then-president Mahmoud Ahmadinejad nations such as Israel and the United States express concern. |
| 139753 | December 11 | Event | 2006 – Felipe Calderón, the President of Mexico, launches a military-led offensive to put down the drug cartel violence in the state of Michoacán. This effort is often regarded as the first event in the Mexican Drug War. |
| 139754 | December 11 | Event | 2007 – Insurgency in the Maghreb: Two car bombs explode in Algiers, Algeria, one near the Supreme Constitutional Court and the other near the offices of the United Nations. |
| 139755 | December 11 | Event | 2008 – Bernard Madoff is arrested and charged with securities fraud in a $50 billion Ponzi scheme. |
| 139756 | December 11 | Event | 2012 – At least 125 people are killed and up to 200 injured in bombings in the Alawite village of Aqrab, Syria. |
| 139757 | December 11 | Event | 2014 – The city of Detroit, Michigan emerges from the largest municipal bankruptcy in United States history.[1] |