Achternamen
| Achternaam | Aantal |
|---|---|
| Sistig | 2 |
| Sitarz | 1 |
| Siteur | 1 |
| Sitie | 1 |
| Sitijamah | 1 |
| Sitoela | 1 |
| Sitsen | 1 |
| Sittard, van | 1 |
| Sittarz | 1 |
| Sitter, de | 1 |
| Sitters | 1 |
| Sittrop | 1 |
| Sitvast | 1 |
| Siuta | 1 |
| Sivré | 1 |
| Six | 3 |
| Sixliard | 2 |
| Sjoukes | 1 |
| Ska | 1 |
| Sket | 1 |
| Skiba | 1 |
| Skibicki | 1 |
| Skibowski | 1 |
| Sklarienko | 1 |
| Skoberne | 1 |