| Name | Born/ Baptised | Died/ Buried |
|---|
Sort by: Firstname  Lastname | Date | Place | Date | Place |
|---|
 | Drayton, Nicholas & N.N. | | | † after 1387 | |
| | Dreux, Robert I of, Count of Dreux X Agnes de Baudement, Countess of Braine | * ± 1123 | | † 11 Oct 1188 | |
| | Dreux, Robert II of, Count of Dreux X Yolande of Coucy | * 1154 | | † 28 Dec 1218 | |
| | Dreux, Robert III of, Count of Dreux & Eleanor of St Valéry | * 1185 | | † 1234 | |
 | Dreux, Yolande of & Hugh IV of Burgundy, Duke of Burgundy | * 1212 | | † 1248 | |
| | Dublin, Amlaíb Cuarán of, King of Northumbria and Dublin & Gormflaith ingen Murchada of Uí Dúnlainge | | | † 980 | † Iona, Argyll, Scotland |
| | Dublin, Amlaíb mac Sitric of, King of Dublin & Máelcorcre ingen Dúnlaing of Uí Dúnlainge | | | † 1034 | |
| | Dublin, Ímar of, King of Dublin & N.N. | | | † 873 | |
| | Dublin, Ragnaillt of & Cynan ab Iago of Gwynedd, King of Gwynedd | | | | |
| | Dublin, Sitric Cáech of, King of Dublin and Northumbria & Unknown | | | † 927 | |
| | Dublin, Sitric mac Amlaíb of & Slani ingen Briain of Dál Cais | * ± 970 | | † 1042 | |
| | Dublin, Unknown of & N.N. | | | | |
| | Dunkeld, Crínán of, Abbot of Dunkeld & Bethoc of Scotland | | | † 1045 | |
| | Dunstanville, Alan & Unknown | * ± 1080 | | † ± 1150 | |
| | Dunstanville, Alice & Thomas Bassett | * ± 1118 | * Castle Combe, Wiltshire, England | † 1186 | † Colston, Nottinghamshire, England |
| | Durham, Aldhun of, Bishop of Chester-le-Street and Durham & Unknown | | | † 1018 | |
| | Durham, Ecgfritha of & Uhtred 'the Bold' of Bamburgh, Earl of Bamburgh | | | | |
| | Durward, Alan & Marjorie of Scotland | | | † 1275 | |
| | Durward, Anne & William de Ferrers | | | | |
| | Dyfed, Agricola of, King of Dyfed & N.N. | | | | |
| | Dyfed, Arthur ap Pedr of & N.N. | | | | |
| | Dyfed, Bleiddig of & Tangwystyl ferch Owain of Dyfed | | | | |
| | Dyfed, Cadwgon Trydelig ap Cathen of & N.N. | | | | |
| | Dyfed, Cathen ap Gwlyddien of & N.N. | | | | |
| | Dyfed, Cyngar ap Gwerthefyr of & N.N. | | | | |
| | Dyfed, Eiludd ap Cynan of, King of Dyfed & N.N. | | | | |
| | Dyfed, Elen ferch Llywarch of & Hywel ap Cadell of Dinefwr, King of Dyfed, Powys and Gwynedd, Prince of Seisyllwg and Deheubarth, King of South Wales | | | † 929 | |
| | Dyfed, Gwenllian ferch Gwyn of & Cadell ab Einion of Deheubarth | | | | |
| | Dyfed, Gwlyddien ap Nowy of & N.N. | | | | |
| | Dyfed, Gwyn ap Rhydderch of & N.N. | | | | |
