| Date | Person | Description |
|---|---|---|
| 1787 – 1790 | Abramsperg, Antoni | Teacher of architecture in Mstsislaw |
| Adányi, András | Occupied himself with polemic theology, canon law, moral philosophy, scripture in Trnava | |
| d'Aix, François | Occupied himself with mathematics, astronomy | |
| de Albertis, Albert | Teacher of philosophy, rhetoric, mathematics, scripture in Milan | |
| Aleni, Giulio | Aleni studied astronomy in Rome under Clavius | |
| de Almeida, José Bernardo | Occupied himself with mathematics, astronomy, astronomical observations, medicine, pharmaceutics | |
| 1618 | Amieu, Jean | Teacher of scripture in Avignon |
| 1750 – 1793 | Amiot, Jean Joseph-Marie | Occupied himself with astronomical observations, magnetism in China |
| 1737 – 1738 | Andrian, Karl | Teacher of scripture in Graz |
| Angiolini, Gaetano |
Studied theology, architecture, painting in Verona
After 1773 |
|
| 1797 – 1801 | Angiolini, Gaetano | Teacher of architecture in Vitebsk |
| Arakiełowicz, Grzegorz | Occupied himself with physics, astronomy | |
| Aranha, Silvestre | Teacher of philosophy, moral theology, scripture in Coimbra | |
| Béraud, Laurent | Occupied himself with astronomical observations, magnetism, meteorology, combustion in Lyon | |
| Bohomolec, Jan | Studied mathematics, astronomy in Prague | |
| Borrasa, Matías | Occupied himself with philosophy, theology, mathematics, astronomy, geometry, music | |
| 1624 – | Borri, Cristòforo | Teacher of mathematics, astronomy in Coimbra |
| du Breuil, Jean | Occupied himself with architecture | |
| Buglio, Ludovico | Occupied himself with mathematics, astronomy, perspective | |
| 1762 – 1765 | Bystrzycki, Jowin Fryderyk | Studied philosophy, mathematics, astronomy in Warsaw |