Constituencies
U
| Name | Notes |
|---|---|
| Ulster Mid | Probably the same constituency as Mid-Ulster (q.v.) - difference in terminology between Craig and Times sources. |
| University of Wales | Non-geographic constituency. |
| Unknown | Use this as a placeholder where the constituency for a period of service is not yet known. |
| Upminster | |
| Upper Bann | |
| Uxbridge | Full name (in Craig 2,3,4) Middlesex, Uxbridge. Constituency of same name reformed 1983. |
| Uxbridge | Constituency of same name also existed 1885-1974ยน. |
| Uxbridge and South Ruislip |