William Isaac Leonard to Vincenzo Leone - 1911 Census household returns
- William Isaac Leonard
- William James Leonard
- William James Leonard
- William James Leonard
- William James Leonard
- William John Leonard
- William John Leonard
- William John Leonard
- William John Leonard
- William John Leonard
- William John Leonard
- William John Burden Leonard
- William John Davy Leonard
- William John Thomas Leonard
- William Joseph Leonard
- William Joseph Leonard
- William Joseph George Leonard
- William Lewis Leonard
- William Mark Leonard
- William Ralph Leonard
- William Rodwell Leonard
- William Rubin Leonard
- William Thomas Leonard
- William Thomas Leonard
- William Thomas Leonard
- William Thomas Leonard
- William Thomas Leonard
- William Thomas Leonard
- William Vancower Hendon Leonard
- William W Leonard
- Willie Thadrick Leonard
- Willington Leonard
- Willlia John Leonard
- Windsor Leonard
- Winifred Leonard
- Winifred Katharine Leonard
- Walter John Leonard
- Xavier Leonard
- Mary Leonard Head
- William Leonard Jun
- Benne George Leonard-williams
- Nancy L Leonarde
- Allen Leonardi
- Annunciata Leonardi
- Antonio Leonardi
- Carmine Leonardi
- Florindi Leonardi
- Florindi Leonardi
- Gerald Leonardi
- Lewis Leonardi
- Michael Leonardi
- Philip Leonardi
- Bertram Edward Leonards
- Charlie Leonards
- Elizabeth Leonards
- George Leonards
- Henry Arthur Leonards
- Lucy Leonards
- William Leonards
- William Fred Leonards
- Alvis Dietrick Leonardt
- Charles Viavick Leonardt
- Ernest Hugo Leonardt
- Frederic Henry Leonardt
- Frederick William Leonardy
- Bridget Leonaurd
- Andrea Leone
- Luigi Leone
- Marie Leone
- Vincenzo Leone