| Naam | Aantal | Naam | Aantal |
|---|---|---|---|
| Cunha y de Vilhena, da | 1 | Cybo | 1 |
| Cunier | 1 | Cybo-Malaspina | 19 |
| Cunningham | 11 | Cyfeiliog | 2 |
| Cunningham-Reed | 1 | Cyprus | 1 |
| Cuperus | 2 | Cysoing, van | 2 |
| Curcy, de | 2 | Czaplewaki | 1 |
| Curton, de | 2 | Czartoryska | 13 |
| Curvelo | 1 | Czartoryski | 21 |
| Curwen | 1 | Czech-Erba-Odescalchi | 1 |
| Cusance, de | 1 | Czemichev-Besobrasov | 2 |
| Cuseau, de | 2 | Czernahora von Boscowitz und Schwarzenberg, von | 1 |
| Cutts | 1 | Czernin von Chudenitz | 2 |
| Cuyk-Arnsberg, von | 1 | Czuber | 1 |