| Date | Person | Description |
|---|---|---|
| 1623 – 1624 | Gautruche, Pierre | Studied rhetoric in Rennes |
| 1627 – 1631 | Gautruche, Pierre | Teacher of grammar in Rennes |
| Gautruche, Pierre | Occupied himself with mathematics, astronomy, geometry, optics, geography | |
| Jartoux, Pierre | Occupied himself with astronomy, cartography | |
| Jartoux, Pierre | Teacher of rhetoric, grammar, literae humaniores |