| Conversion of Saint Paul |
| Crispin and Crispinian (Saints —) |
| Crispin the Martyr (Saint —) |
| Cunegundes (Saint —) |
| Cyprian (Saint —) |
| Cyrus (Saint —) |
| Dead (The Day of the —) |
| December 3rd |
| Delphina (Saint —) |
| Demetrius (Saint —) |
| Denise (Saint —) |
| Dionysius (Saint —) |
| Dominic (Saint —) |
| Donatus (Saint —) |
| Dorothy (Saint —) |
| Elijah (Saint —) |
| Elizabeth of Hungary (Saint —) |
| Eloy (Saint —) |
| Emilianus (Saint —) |
| Ermacora (Saint —) |