Constituencies
D
| Name | Notes |
|---|---|
| Dunfermline District of Burghs | |
| Dunfermline East | |
| Dunfermline West | |
| Dungannon | |
| Dungarvan | |
| Durham [city] | Full name (in Craig 3,4) Durham, Durham |
| Durham Mid | |
| Durham North | |
| Durham Northern | |
| Durham North West | |
| Durham North Western | |
| Durham South Eastern | |
| Durham Southern | |
| Dwyfor Meirionnydd | Replaced Meirionnydd Nant Conwy |