Dalby - Dymond
- William Dalby (1783-1860)
- James Taylor Daniel (1838-77)
- Abiah Darby (fl.1800)
- Sarah Darby (fl.1800)
- Alicia or Alice D'Arcy (fl.1800)
- William Darney (1684/85-1774)
- John Davis (1780-1852)
- John Davies (1784-1845)
- Marianne Davies (1744-1816)
- Mark Davis (fl.1756-1770)
- Owen Davies (1752-1830)
- Thomas Davies (b. 1785)
- William Jefford Davis (1810-83)
- Albert Edwin Davidson (1879-1952)
- W. Theophilus Davison (1846-1935)
- Samuel Dawson (fl.1830)
- William Dawson (1773-1841)
- David Deakins/Deakin (fl.1797-1862)
- Philip Debell (d.1803)
- Richard De Courcy (c.1743-1803)
- Mary Degg or Degges (1737-1829)
- William Delamotte (c.1718-1743)
- Andrew Delap (fl.1770)
- William Dennis (1816-88)
- John Denton (1771-1850)
- Susanna Designe (b.1712)
- George Deverell (1763-1825)
- Hannah Dewal (d.1762)
- Edgar Dewstoe (1873-1951)
- Abraham Dickenson (1744-1804)
- Eleanor Dickenson (1747-1815)
- Elizabeth Dickinson (1751-1822)
- Peard Dickinson (1758-1802)
- Richard Dillon (b.1759)
- Richard Dimond (1845-1922)
- Herman Stanley Dixon (1889-1960)
- Myles Dixon (1786-1857)
- Mrs Dobinson (1725-1803)
- John Doble (fl.1740)
- Joseph Alfred Dobson (1868-1943)
- William Dodd (1729-1777)
- Mercy Doddridge (fl.1750)
- Dr Phillip Doddridge (1702-1751)
- The D'Olier family of Dublin
- Dr Isaac D'Olier (d.1841)
- Sarah D'Olier
- Thomas Doncaster (fl.1770)
- Lady Esther Dornford (b.1754)
- Sir Josiah Dornford (1734-1810)
- Henry Down (1839-1910)
- Dorothy Downes (1730-1807)
- Elizabeth Downes
- John Downes (1722-74)
- George Downing (fl.1770)
- Mary Doyle (d.1767)
- James Dredge (1796-1846)
- William Drew (1815-97)
- Elizabeth/Betty Duchesne (d.1776)
- Isaac Duckworth (1724-91)
- Samuel Dunn (1797-1882)
- John Duplex (fl.1780)
- Henry Durbin (d.1799)
- Theodore Dury (1788-1850)
- Anne Dutton (1692-1765)
- Francis John Dymond (1866-1932)
- John Dymond (1835-1910)