Achternamen
| Achternaam | Aantal |
|---|---|
| Carton | 1 |
| Cas | 1 |
| Casagranda | 1 |
| Casas | 1 |
| Caselli | 10 |
| Casier | 4 |
| Caspanni | 1 |
| Caspari | 1 |
| Casparie | 3 |
| Caspers | 7 |
| Cassalette | 2 |
| Casselli | 1 |
| Cassimon | 2 |
| Casteel, van de | 1 |
| Casteele, vande | 1 |
| Casteels | 7 |
| Casteleijn | 1 |
| Castelein | 3 |
| Castelen | 1 |
| Casteleyn | 1 |
| Castelijn | 3 |
| Castelijns | 11 |
| Castelli | 1 |
| Castenmiller | 2 |
| Casteren, van | 7 |