| Cleethorpes |
|
| Cleveland |
Constituency first used at the February General election of 1974 (28/02/1974). Full name (in Craig 2,3,4) Yorkshire (North Riding), Cleveland |
| Cleveland and Whitby |
Constituency first used at the February General election of 1974 (28/02/1974). |
| Clitheroe |
Full name (in Craig 2,3,4) Lancashire, Clitheroe |
| Clonmel |
|
| Clwyd East |
Welsh name: Dwyrain Clwyd. |
| Clwyd North |
Welsh name: Gogledd Clwyd. |
| Clwyd North West |
|
| Clwyd South |
|
| Clwyd South West |
|
| Clwyd West |
|
| Clydebank and Milngavie |
|
| Clydesdale |
|
| Coatbridge |
Full name (in Craig 3) Lanarkshire, Coatbridge |
| Coatbridge and Airdrie |
|
| Coatbridge and Bellshill |
|
| Coatbridge and Chryston |
|
| Coatbridge, Chryston and Bellshill |
|
| Cockermouth |
Full name (in Craig 2) Cumberland, Cockermouth |
| Colchester |
Constituency of same name also existed 1832-1983. |
| Colchester |
Full name (in Craig 3,4) Essex, Colchester. Constitutency of same name reformed 1997. |
| Colchester North |
|
| Colchester South and Maldon |
|
| Coleraine |
|
| Colne Valley |
Full name (in Craig 2,3,4) Yorkshire (West Riding), Colne Valley |