1811 Constitution of Venezuela (1811) 1811 in the United States 1810–1811 Massachusetts legislature Great Comet of 1811 HDMS Najaden (1811) 1811 Pennsylvania gubernatorial election 1811 in sports 1810–1811 United States House of Representatives elections in Massachusetts 1811 in the United Kingdom 1811–1812 New Madrid earthquakes 1811 German Coast uprising Battle of Arlabán (1811) Cambodian rebellion (1811–1812) William Adams (1752–1811) First siege of Badajoz (1811) Philip Rashleigh (1729–1811) William Irvine (1776–1811) Portuguese invasion of the Banda Oriental (1811–1812) Commissioners' Plan of 1811 1811 Massachusetts's 4th congressional district special election 181…

10–1811 United States House of Representatives election in New Hampshire 1811 Maryland's 6th congressional district special election Second siege of Badajoz (1811) Capture of Yanbu (1811) 1811 United States House of Representatives elections in Virginia Catherine (1811 ship) Robert Williams (1811–1890) 1811 United States House of Representatives elections in Tennessee 1811 New York lieutenant gubernatorial special election John Smyth (1748–1811) Freycinet Map of 1811 1811 University of Cambridge Chancellor election 1811 in archaeology Siege of Tortosa (1810–1811) Model-tower, 1811 type

Action of 22 May 1811 1811 in Wales Johann Conrad Amman (1724–1811) List of shipwrecks in 1811 Theophilus Jones (1729–1811) Alexander (1811 ship) 1811 in Spain David Davidson (1811–1900) Atlas (1811 ship) Mauritius campaign of 1809–1811 1811 in Russia List of fellows of the Royal Society elected in 1811 1811 Virginia gubernatorial election 1811 in Ireland George Moore (1811–1871) 1810–11 United States Senate elections 1811 Georgia gubernatorial election 1811 in France 1811 Connecticut gubernatorial election HMS Union (1811) Albuera (1811 ship) 1811 Maryland gubernatorial election 1811 in Australia 1811 Tennessee gubernatorial election Battle of Cervera (1811) 1811 in Iceland Portrait of Doña Antonia Zárate (1