| Meaning | cold spring, cold stream |
| Origin | English |
| Gender | Boy |
| Popularity | Moderate |
| Length | 8 |
| Syllables | 2 |
| Syllabification | Cald-well |
| Cal |
| Calwell |
| Cadwell |
| Cauldwell |
| Coldwell |
| Cardwell |
| Caldwall |
| Campbell |
| Cantwell |
| Cromwell |
| Maxwell |
| Blackwell |
| Halliwell |
| Rockwell |
| Atwell |
| Rothwell |
| Cal |
| Cally |
| Caldey |
| C.W. |
| Well |