Joseph Jump to William Jabez Jupp - 1911 Census household returns
- Joseph Jump to William Edward Jump
- William James Jump to Robert C Jung
- Carl Jungblut to Arthur Samuel Juniper
- Benjamin Juniper to James Juniper
- James Juniper to William Juniper
- William Juniper to William Henry Foot Junt
- Antanas Juodzewice to John Jupe
- John Edward Jupe to Alfred Jupp
- Alfred Albert Jupp to Charles W Jupp
- Charles Walter Jupp to Ebenezer Jupp
- F Frederick Jupp to George Henry Jupp
- George Parker Jupp to James Jupp
- James Jupp to Levi Jupp
- Louisa Jane Jupp to Thomas Jupp
- Thomas Jupp to William Harry Jupp
- William Henry Jupp to Reuben Jurd
- Robert Jurd to Jean Jurkes
- Mary Ann Jurkes to Clara Jury
- Clara Jury to Harry Edward Augustus Jury
- Henden Lewis Jury to Joyce Elizabeth Jury
- Kate Jury to Thomas Jury
- Thomas Edmund Jury to Frederick Henry Juson
- George Juson to Henri Alexander Just De La Paisieres
- John Justain to David Justice
- David Justice to James Henry Justice
- James John Justice to Thomas John Justice
- Thomas Keast Justice to Mary Jane Justin
- May Justin to Bertram Jutsum
- Charles Jutsum to Elizabeth Jux
- Ernest James Jux to William Jabez Jupp