| Date | Person | Description |
|---|---|---|
| 1763 – 1764 | Kniażewicz, Grzegorz | Teacher of rhetoric, poetics, history, French in Slutsk |
| 1764 – 1766 | Kniażewicz, Grzegorz | Teacher of geometry, mechanics, civil architecture, German in Warsaw |
| 1766 – | Kniażewicz, Grzegorz | Studied theology in Warsaw |