| Name | Meaning | Gender | Origin |
|---|
| Carrow | | Unisex | Hebrew |
| Cedric | Battle leader
| Male | Celtic |
| Chang | smooth, free, unhindered | Male | Chinese |
| Charlie | a man: variant of Carl.
| Male | English |
| Cho | butterfly | Unisex | |
| Colin | Strong and virile; victorious army; youth, child, victor | Male | English |
| Cornelius | horn | Male | Latin |
| Crookshanks | Hermione's cat in the Harry Potter books | Unisex | |
| Crookshanks | | Unisex | Hebrew |
| Cuthbert | famous, brilliant | Male | English |
| Davey | Beloved | Unisex | English |
| Dean | From the valley. | Male | English |
| Dennis | Named for Saint Denys
| Male | |
| Dirk | English from German form of THEODORIC, the people's ruler | Male | Flemish |
| Dobby | Works at Hogwarts.
| Male | |
| Draco | Dragon | Male | Italian |
| Dudley | The people's meadow | Male | English |
| Ernie | From Ernest - Sincere and earnest | Unisex | |
| Errol | English aristocratic title | Male | Scottish |
| Evan | young warrior, well-born | Unisex | |
| Everard | | Male | |
| Fabian | bean grower | Male | Latin |
| Fang | A long pointed tooth. | Unisex | |
| Fawkes | | Unisex | |
| Finnigan | | Male | Hebrew |