| Date | Event |
|---|---|
| 1684 | François d'Agincourt Was Born |
| 1684 | François Bouvard Was Born |
| February 16 1684 | Bohuslav Matěj Černohorský Was Born |
| 1684 | Henri Dumont Died |
| 1684 | Francesco Durante Was Born |
| 1684 | Cristóbal Galán Died |
| February 25 1684 | Andreas Hofer Died |
| 1684 | Miguel de Irízar Died |
| 1684 | Francesco Manfredini Was Born |
| 1684 | Ignazio Pollice Was Born |
| 1684 | Johann Theodor Roemhildt Was Born |
| 1684 | Johann Rosenmüller Died |
| 1684 | Johann Gottfried Walther Was Born |
| June 18 1684 | An English Court Revokes Charter |
| December 10 1684 | Halley Reads Newton's Kepler's Laws To Royal Society |