| Surname | Mother Tongue | State Of Origin |
|---|---|---|
| Sa | (Christian) | |
| Saldanha | (Christian) | |
| Sales | (Christian) | |
| Santamaria | (Christian) | |
| Santimano | (Christian) | |
| Sapeco | (Christian) | |
| Sardinha | (Christian) | |
| Schunker | (Christian) | |
| Sena | (Christian) | |
| Sequeira | (Christian) | |
| Silva | (Christian) | |
| Silveira | (Christian) | |
| Simoes | (Christian) | |
| Soares | (Christian) | |
| Souza, Sousa | (Christian) | |
| Suares | (Christian) |