William Knapp to David Knapper - 1911 Census household returns
- William Knapp
- William Knapp
- William Knapp
- William Knapp
- William Knapp
- William Knapp
- William Knapp
- William Knapp
- William Knapp
- William Knapp
- William Knapp
- William Knapp
- William Knapp
- William Knapp
- William Knapp
- William Alfred Knapp
- William Augustus Knapp
- William Charles Knapp
- William Childs Webb Knapp
- William Edward Knapp
- William Ernest Knapp
- William Ewart Knapp
- William Frances Knapp
- William Francis Knapp
- William George Knapp
- William George Knapp
- William Henry Knapp
- William Henry Knapp
- William Henry Knapp
- William Hiram Knapp
- William John Knapp
- William Lesle Knapp
- William Mcleod Knapp
- William Richard Knapp
- William Towen Knapp
- William Walter Knapp
- William Walter Knapp
- Williams Charles Knapp
- David Knappatt
- Richard Knappe
- George Knapped
- Albert Arthur Knappelt
- Arthur Knappelt
- Albert Knapper
- Alfred Knapper
- Ann Knapper
- Arthur Knapper
- Arthur Knapper
- Ben Knapper
- Charles Knapper
- Charles Knapper
- Charles Knapper
- Charles Knapper
- Charles Albert Knapper
- David Knapper