| Date | Person | Description |
|---|---|---|
| 1726 – 1731 | Fröhlich, Erasmus | Studied theology, mathematics in Vienna |
| Fröhlich, Erasmus | Khell von Khellburg succeeded Fröhlich as a teacher of numismatics in Vienna | |
| 1755 – 1759 | Schiffermiller, Ignatius | Studied theology in Vienna |