1803
Irish rebellion of 1803
1803 in the United States
Harpers Ferry Model 1803
1803 State of the Union Address
1803 in Canada
1803–1804 Massachusetts legislature
1802–1803 Massachusetts legislature
1803 in sports
1803 United States gubernatorial elections
Patrick Heron (1736–1803)
1803 in France
Levy en Masse Act 1803
1803 Tennessee gubernatorial election
British anti-invasion preparations of 1803–05
USS Syren (1803)
Charles Heywood (1803–1853)
Nancy (1803 ship)
1803 in the United Kingdom
1803 Gatton by-election
John Sanford (1803–1857)
Additional Forces Acts 1803
Ottoman invasion of Mani (1803)
United Nations Security Council Resolution 1803
Shō Sei (r. 1803)
Félix Baciocchi (1803–1866)
Frederik Christian Kaas (1725–1803)
Battle of Delhi (1803)
Joseph Richardson (1755–1803)
List of acts of the Parliament of the United Kingdom from 1803
George Stevens (1803–1894)
French frigate Hortense (1803)
John Simpson (died 1803)
Recollections of a Tour Made in Scotland, A. D. 1803
French ship Impétueux (1803)
Cornwallis (1803 ship)
1803 United States Senate election in New York
Windows 10, version 1803
1803 United States House of Representatives election in Ohio
1803 United States House of Representatives elections in Virginia
1802–03 United States Senate elections
1802–1803 United States House of Representatives elections in Vermont
Edward Foley (1747–1803)
1802–1803 United States House of Representatives elections in Massachusetts
Thomas Edlyne Tomlins (1803–1875)
List of shipwrecks in 1803
Thomas Conolly (1738–1803)
1803 New York's 6th congressional district special election
1803 Georgia's at-large congressional district special election
Henry Lowry-Corry (1803–1873)
1803 in Ireland
Caribbean campaign of 1803–1810
List of elections in 1803
NGC 1803
Adolphe (1803 privateer lugger)
1803 in Spain
History of St. Louis (1763–1803)
1803 in Chile
The 1803 House
Alexander (1803 ship Bombay)
Sarah (1803 ship)
1803 in Australia
1803 in Iceland
1803 in Scotland
Reallocation of votes in the Imperial Diet (1803)
1803 United States House of Representatives election in Tennessee
1803 in Norway
1803 in archaeology
1803 in Denmark
1803 in art
1803 United States House of Representatives elections in Kentucky
United Nations General Assembly Resolution 1803 (XVII)
1803 New York's 7th congressional district special election
1803 in Russia
1803 in Sweden
1803 in Wales
1803 in India
1803 Virginia gubernatorial election
1803 Maryland gubernatorial election
1803 in music
1803 in Germany
1803 United States House of Representatives elections in South Carolina
Bedford (1803 ship)
1803 in literature
1803 Ohio gubernatorial election
1803 Georgia gubernatorial election
1803 United States House of Representatives election in New Jersey
List of ship launches in 1803
S5 1803+784
1803 in science
USS Vixen (1803)
USS Argus (1803)
1803 Zwicky
Malouin (1803 ship)
1803 United States House of Representatives elections in Maryland
Enterprize (1803 ship)
Tigris (1802 ship)
1803 New Jersey gubernatorial election
British Tar (1803 ship)
1803 United States House of Representatives elections in North Carolina
1803 Connecticut gubernatorial election
Fame (1803 ship)
HMS Avenger (1803)
1803 Garhwal earthquake
1803 New Hampshire gubernatorial election
1803 in South Africa
1803 in rail transport
Charlton (1803 ship)
1803 North Carolina gubernatorial election
William Henry Ord (1803–1838)
1803 in architecture
Paragon (1803 ship)
Rambler (1803 ship)
List of British residents or political agents in Delhi, 1803–57
Charles Seely (politician, born 1803)
Anna Nielsen (1803–1856)
HMS Colossus (1803)
1803 United States Senate election in Massachusetts
Sydney Cove (1803 ship)
1803 Massachusetts gubernatorial election
1803 Rhode Island gubernatorial election
HMS Prospero (1803)
HMS Dart (1803)
Francis D'Oyly (British Army general)
Princess Amelia (1803 ship)
Frances (1803 ship)
HMS Repulse (1803)
1802–03 United States House of Representatives elections
HMS Redbridge (1803)
Treaty of Fort Wayne (1803)
Euphrates (1803 EIC ship)
HMS Hawk (1803)
Hearts of Oak (1803 play)
Iris (1803 ship)
Invasion of Hanover (1803)
Thomas Allen (topographer)
Leeds Volunteer Corps
Hart (1803 ship)
HMS Bonetta (1803)
Alfred Hage
1803 in New Zealand
Hebe (1803 ship)
Huddart (1803 EIC ship)
HMS Hero (1803)
Lord Forbes (1803 ship)
Cumbrian (1803 ship)
1803 Vermont gubernatorial election
Badger (1803 ship)
HMS Cerf (1803)
1803 in paleontology
Defence of the Realm Act 1803
1803 English cricket season
Betsey (1803 ship)
HMS Orestes (1803)
Passenger Vessels Act 1803
Souliote War (1803)
Essex (1803 EIC ship)
Charlotte (1803 ship)
Earl St Vincent (1803 ship)
HMS Thunder (1803)
96th Regiment of Foot (1803)
Action of 28 June 1803
Solar eclipse of August 17, 1803
Exchange Buildings (1803–08; demolished 1864)
Solar eclipse of February 21, 1803
French ship Vengeur (1803)
HMS Merlin (1803)
Marcus Beresford (British Army officer, born 1764)
Stewart baronets of Athenree (1803)
Patent (1803 ship)
HMS Morne Fortunee (1803)
HMS Cumberland (1803)
Prince of Wales (1803 EIC ship)
Trial (1803 ship)
Union (1803 EIC ship)
1803 in poetry
HMS Hermes (1803)
HMS Prevost (1803)
George Hibbert (1803 ship)
HMS Flying Fish (1803)
William Todd (businessman)
Pretty Lass (1803 ship)
HMS Aetna (1803)
George Chambers (painter)
Malicious Shooting or Stabbing Act 1803
Ceylon (1803 ship)
Active (1804 ship)
British campaign in the Caribbean (1803)
HMS Vulture (1803)
HMS Shannon (1803)
HMS Saint Lucia (1803)
Francis Page (died 1803)
Maria Teresa of Savoy
Henry Willis Baxley
HMS Scorpion (1803)
HMS Eclipse (1804)
César (1802 ship)
Barlow baronets of Fort William (1803)
HMS Scourge (1803)
Forgery of Foreign Bills Act 1803