| Sicard | Élisabeth |
| Sicile (de) | Éléonore Éléonore Pierre II |
| Sicot | Madeleine Pierre |
| Signac (de) | Jacquette |
| Sigoin (de) | Magdeleine |
| Sillé (de) | Isabeau |
| Silly (de) | Anne Catherine Charles François Jacques Marguerite |
| Silve | Raynaud |
| Silve (de) | Madeleine |
| Silvecane (de) | Constant Constant Jean Marie |
| Simiane (de) | Honorade Raimbaude |
| Simon | Agathe Dominique Dominique François François Françoise Joséphine Louis Louise Madeleine Nicolas Paul |
| Simonnot | Jeanne |
| Singarreau | Marthe |
| Sioc'han de Kerivoal | Warning: mysql_fetch_array(): supplied argument is not a valid MySQL result resource in /mnt/101/sdb/d/9/dechav/quartiers/alpha.php on line 101 |
| Sirvieu (de) | Sidonie |