| Date | Person | Description |
|---|---|---|
| 1787 – 1790 | Abramsperg, Antoni | Teacher of architecture in Mstsislaw |
| von Ambschell, Anton | Teacher of physics, mechanics in Vienna | |
| Angiolini, Gaetano |
Studied theology, architecture, painting in Verona
After 1773 |
|
| 1797 – 1801 | Angiolini, Gaetano | Teacher of architecture in Vitebsk |
| von Apfaltern, Leopold | Teacher of mathematics, mechanics in Klagenfurt | |
| du Breuil, Jean | Occupied himself with architecture | |
| Camel, Georg Joseph | Occupied himself with botany, pharmacy | |
| Casati, Paolo | Occupied himself with mechanics, hydrostatics | |
| Castel, Louis-Bertrand | Occupied himself with mathematics, physics, optics | |
| Cibot, Pierre-Martial | Occupied himself with astronomy, mechanics, medicine, chemistry, botany, geology, mineralogy, zoology, Chinese writing system | |
| Ciermans, Jan | Part of the Portuguese army of architecture, engineering | |
| Clavera, Josep Francesc | Studied medicine, botany, surgery | |
| 1574 | Clavius, Christoph | Editor of mathematics, optics in Messina |
| Coll, Martin | Occupied himself with medicine, botany | |
| 1808 – 1820 | Condrau, Jakub | Teacher of physics, mechanics, botany, zoology, higher mathematics in Polotsk |
| Cysat, Johann Baptista | Occupied himself with architecture, astronomical observations | |
| 1810 – 1811 | Cytowicz, Józef | Teacher of architecture, Russian in Polotsk |
| 1817 – 1820 | Cytowicz, Józef | Teacher of mathematics, astronomy, architecture in Polotsk |
| 1799 | Cytowicz, Józef | Studied architecture in Polotsk |
| 1777 – 1786 | Domin, Josip Franjo | Teacher of experimental physics, agriculture, mechanics, theoretical physics in Győr |