- Mar 6 Gabriel Duvall, Justice of the U.S. Supreme Court (1811-35), dies at 91
- Mar 8 Charles XIV [Jean Bernadotte], French-born King of Sweden & Norway (1818-44), Marshall of France, dies at 81
- Mar 21 Leopold van Sasse van Ysselt, Dutch nobleman and politician, dies at 65
- Mar 24 Bertel Thorvaldsen, Danish sculptor (Dying Lion), dies at 73
Assassination
Car Crash
Hanging
Killed in Action
Plane Crash
Poisoning