Commune/Paroisse : Castelsarrasin / Saint Sauveur [Tarn-et-Garonne] 
| Patronymes | Périodes | Actes | |
|---|---|---|---|
| 1. | FORASTIÉ | 1652 | 1 |
| 2. | FORESTIÉ | 1651-1660 | 3 |
| 3. | FORGEFON? | 1707 | 1 |
| 4. | FORGETTE | 1676 | 1 |
| 5. | FORGIRE? | 1765 | 1 |
| 6. | FORMEN | 1680 | 1 |
| 7. | FORMENT | 1640-1680 | 2 |
| 8. | FORT | 1772-1787 | 5 |
| 9. | FORTEAU | 1638 | 1 |
| 10. | FORTIS | 1673 | 1 |
| 11. | FORTISANGULIS | 1722 | 1 |
