- Mar 8 Benjamin Ruggles Woodbridge, doctor, Massachusetts militia officer, member of the Massachusetts legislature (b. 1739)
- Mar 9 János Fusz, Hungarian-German composer, dies at 41
- Mar 10 Friedrich Heinrich Jacobi, German philosopher and writer, dies at 76
- Mar 16 Nicolas Sejan, composer, dies at 73
- Mar 23 August von Kotzebue, German dramatist, dies at 57