Henry Duckett to John Duerden - 1911 Census household returns
- Henry Duckett to John Duckett
- John Duckett to Louisa M Duckett
- Lydia Duckett to Rose Duckett
- Richard Henry Duckett to William Duckett
- William Duckett to William Duckfield
- William Thomas Duckfield to Thomas Duckham
- Walter Duckham to Arthur Joseph Duckitt
- Abraham Duckitt to George William Duckles
- Henry Duckles to Jack Duckmanton
- James Duckmanton to Ada Duckworth
- Ada Amelia Duckworth to Andrews Duckworth
- Ann Duckworth to Campbell Duckworth
- Catherine Duckworth to Dawson Duckworth
- Deborah Duckworth to Elizabeth Duckworth
- Elizabeth Duckworth to Fred Duckworth
- Fred Duckworth to George Duckworth
- George Duckworth to Harry Duckworth
- Harry Duckworth to Herbert Duckworth
- Herbert Duckworth to James Duckworth
- James Duckworth to James Hilton Duckworth
- James Lane Duckworth to John Duckworth
- John Duckworth to John Duckworth
- John Duckworth to John Robert Duckworth
- John Robert Duckworth to Joseph Duckworth
- Joseph Duckworth to Margaret Duckworth
- Margaret Duckworth to Mary Jane Duckworth
- Matthew Duckworth to Richard Duckworth
- Richard Duckworth to Samuel Duckworth
- Samuel Duckworth to Thomas Duckworth
- Thomas Duckworth to Thomas Duckworth
- Thomas Duckworth to William Duckworth
- William Duckworth to William Duckworth
- William Duckworth to William Henry Duckworth
- William Henry Duckworth to George Ducros
- Walter Percy Ducros to Ann Dudden
- Arthur Dudden to Emma Dudding
- Ernest Dudding to Joseph Duddington
- Joseph Charles Henry Duddington to Louisa Duddredge
- Albert Duddridge to Sarah Duddridge
- Sarah Catherine Duddridge to Horace Duddy
- Horace John Duddy to Leonard Dudeney
- Philip Dudeney to Adam Dudgeon
- Adelaide Dudgeon to William Dudgeon
- William Dudgeon to Albert Dudley
- Albert Dudley to Alfred William Dudley
- Alice Dudley to Benjamin Dudley
- Benjamin Dudley to Charles Sidney Dudley
- Charles Stuart Dudley to Edward Dudley
- Edward Dudley to Emma Dudley
- Emma Dudley to Frederick Dudley
- Frederick Dudley to George Dudley
- George Dudley to Harry Dudley
- Harry Dudley to Israel Dudley
- Isaac Dudley to Jassey Dudley
- Jemima Dudley to John Dudley
- John Dudley to Joseph Dudley
- Joseph Dudley to Levi Joseph Dudley
- Levi Joseph Dudley to Philip Dudley
- Philip Dudley to Samuel Dudley
- Samuel Dudley to Thomas Dudley
- Thomas Dudley to Walter Dudley
- Walter Dudley to William Dudley
- William Dudley to William Dudley Waddell Dudley
- William E Dudley to Elizabeth Dudlyke
- Elizabeth Dudlyke to George Dudman
- George Dudman to Samuel Dudman
- Samuel Dudman to Solomon Dudokoff
- R Dudrett to William Dudson
- William Dudson to Thomas Duell
- Thomas Duell to Charles Duerden
- Charles Duerden to Harry Duerden
- Harry Duerden to John Duerden