Achternamen
| Achternaam | Aantal |
|---|---|
| Seys | 1 |
| Shaw | 1 |
| Shepherd | 1 |
| Sheridan | 1 |
| Sibald | 1 |
| Sibbel | 2 |
| Sibbing | 1 |
| Sibels | 4 |
| Sibon | 1 |
| Sibum | 2 |
| Sickert | 1 |
| Sicking | 2 |
| Sickmann | 1 |
| Sidler | 1 |
| Siebelink | 2 |
| Siebelt | 3 |
| Sieben | 75 |
| Siebenheller | 3 |
| Siebergen, van | 1 |
| Sieberichs | 2 |
| Siebers | 13 |
| Siebert | 1 |
| Sieberts | 1 |
| Siebertz | 1 |
| Siebes | 3 |