| Date | Person | Description |
|---|---|---|
| 1787 – 1790 | Abramsperg, Antoni | Teacher of architecture in Mstsislaw |
| 1783 | Abramsperg, Antoni | Teacher of mathematics, French, German in Mstsislaw |
| 1784 – 1785 | Abramsperg, Antoni | Teacher of mathematics, French, German in Vitebsk |
| 1785 – 1786 | Abramsperg, Antoni | Teacher of mathematics, French, German in Daugavpils |
| de Almeida, José Bernardo | Occupied himself with mathematics, astronomy, astronomical observations, medicine, pharmaceutics | |
| von Ambschell, Anton | Teacher of physics, mechanics in Vienna | |
| 1750 – 1793 | Amiot, Jean Joseph-Marie | Occupied himself with astronomical observations, magnetism in China |
| Angiolini, Gaetano |
Studied theology, architecture, painting in Verona
After 1773 |
|
| 1786 – 1796 | Angiolini, Gaetano | Teacher of French in Vitebsk |
| 1797 – 1801 | Angiolini, Gaetano | Teacher of architecture in Vitebsk |
| von Apfaltern, Leopold | Teacher of mathematics, mechanics in Klagenfurt | |
| Bayle, Anselme | Occupied himself with astronomical observations in Istanbul | |
| 1757 | Belgrado, Giacopo | Occupied himself with astronomical observations in Parma |
| Béraud, Laurent | Occupied himself with astronomical observations, magnetism, meteorology, combustion in Lyon | |
| de Bèze, Claude | Occupied himself with astronomical observations | |
| 1773 | Bohusz, Franciszek Ksawery Michał | Teacher of French in Hrodna |
| 1680 – 1682 | Bonfa, Jean | Teacher of hydrography in Marseille |
| Bonfa, Jean | Occupied himself with astronomical observations | |
| 1742 – 1759 | de Bonnécamps, Joseph-Pierre | Teacher of hydrography in Quebec |
| Bouvet, Joachim | Occupied himself with astronomical observations in Beijing |