| 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 |
| Adányi, András | Teacher of rhetoric, Latin, poetry in Košice | |
| Adányi, András | Occupied himself with polemic theology, canon law, moral philosophy, scripture in Trnava | |
| d'Aix, François | Occupied himself with mathematics, astronomy | |
| Aleni, Giulio | Aleni studied astronomy in Rome under Clavius | |
| de Almeida, José Bernardo | Occupied himself with mathematics, astronomy, astronomical observations, medicine, pharmaceutics | |
| 1750 – 1793 | Amiot, Jean Joseph-Marie | Occupied himself with astronomical observations, magnetism in China |
| 1661 – 1671 | Amrhyn, Beat | Teacher of scholastic theology in Ingolstadt |
| Angiolini, Gaetano |
Studied theology, architecture, painting in Verona
After 1773 |
|
| 1797 – 1801 | Angiolini, Gaetano | Teacher of architecture in Vitebsk |
| 1675 – 1679 | d'Aquino, Carlo | Teacher of Latin in Rome, Siena |
| Aquino, Jean | Teacher of philosophy, moral theology, scholastic theology in Naples | |
| Arakiełowicz, Grzegorz | Occupied himself with physics, astronomy | |
| 1679 – 1682 | Baldigiani, Antonio | Teacher of physics, logic, metaphysics in Fermo |
| Bayle, Anselme | Occupied himself with astronomical observations in Istanbul | |
| 1757 | Belgrado, Giacopo | Occupied himself with astronomical observations in Parma |
| – 1764 | Béraud, Laurent | Director of astronomical observatory in Lyon |