| Date | Person | Description |
|---|---|---|
| 1745 – 1746 | Żebrowski, Tomasz | Teacher of rhetoric, poetics in Ilūkste |
| 1746 – 1748 | Żebrowski, Tomasz | Teacher of philosophy in Kražiai |
| 1752 | Żebrowski, Tomasz | In 1752, Żebrowski renewed the mathematics course and established a physics lab as well as an astronomical observatory in Vilnius |