| Date | Person | Description |
|---|---|---|
| 1765 – 1767 | Siekierzyński, Tomasz | School prefect in Lviv |
| 1770 – 1772 | Siekierzyński, Tomasz | School prefect in Ostroh |
| 1613 – 1614 | Susliga, Wawrzyniec | School prefect in Lviv |
| 1615 | Susliga, Wawrzyniec | School prefect in Lviv |
| 1634 – 1635 | Świętecius, Jakub | School prefect in Kamianets-Podilskyi |
| 1636 – 1639 | Świętecius, Jakub | School prefect in Ostroh |