| Date | Person | Description |
|---|---|---|
| 1740 – 1744 | Żebrowski, Tomasz | Studied theology in Vilnius |
| 1745 – 1746 | Żebrowski, Tomasz | Teacher of rhetoric, poetics in Ilūkste |
| 1752 | Żebrowski, Tomasz | In 1752, Żebrowski renewed the mathematics course and established a physics lab as well as an astronomical observatory in Vilnius |