| Stepney Whitechapel and St George's |
|
| Stevenage |
|
| St George's Hanover Square |
|
| St Helens |
|
| St Helens North |
|
| St Helens South |
|
| St Helens South and Whiston |
The Boundary Commission for England expanded and renamed the St Helens South seat, covering the south of the Metropolitan Borough of St Helens and three wards of the Knowsley borough which were in a neighbouring seat. |
| Stirling |
|
| Stirling and Falkirk Burghs |
Constituency first used at the February General election of 1974 (28/02/1974). |
| Stirling and Falkirk District of Burghs |
|
| Stirling and Strathallan |
|
| Stirling District of Burghs |
|
| Stirling Falkirk and Grangemouth |
Constituency first used at the February General election of 1974 (28/02/1974). |
| Stirlingshire |
|
| Stirlingshire and Clackmannanshire Western |
|
| Stirlingshire East and Clackmannan |
Constituency first used at the February General election of 1974 (28/02/1974). |
| Stirlingshire West |
Constituency first used at the February General election of 1974 (28/02/1974). |
| St Ives |
Full name (in Craig 2,3,4) Cornwall, St Ives |
| St Marylebone |
|
| St Neots and Mid Cambridgeshire |
|
| Stockport |
Constituency of same name also existed 1832-1950. |
| Stockport |
Constituency of same name reformed 1983. |
| Stockport North |
|
| Stockport South |
|
| Stockton North |
|