Thomas Osborne to John Osman - 1911 Census household returns
- Thomas Osborne to Thomas Henry Osborne
- Thomas Henry Osborne to Uriah Osborne
- Valientine Court Osborne to Walter Osborne
- Walter Osborne to Walter Wallace Osborne
- Walter William Osborne to William Osborne
- William Osborne to William Osborne
- William Osborne to William Osborne
- William Osborne to William Osborne
- William Osborne to William Osborne
- William Osborne to William Osborne
- William Osborne to William Osborne
- William Osborne to William Osborne
- William Osborne to William Frederick Osborne
- William Fredrick Osborne to William Henry Osborne
- William Henry Osborne to William James Osborne
- William James Osborne to William Robert Osborne
- William Robert Hardy Osborne to Francis William Osboum
- Adrian Osbourn to George Osbourn
- George Osbourn to William Osbourn
- William Osbourn to David Osbourne
- David Osbourne to George Osbourne
- George Osbourne to James Henry Osbourne
- James Scott Osbourne to Martha Osbourne
- Martha Nutley Osbourne to William Osbourne
- William Osbourne to Benjamin Osburn
- Charles Osburn to Alfred Tower Oscroft
- Alice Oscroft to John Oscroft
- John Oscroft to Frederick Rudolph Oseland
- Harry Oseland to Thomas Oseman
- William Oseman to Robert Osgarby
- William Osgarby to Harold William Osgill
- Albert Ernest Osgodby to Charles Henry Osgood
- Charles William Osgood to Henry Richard Osgood
- Herbert Osgood to Tom Osgood
- Tom Osgood to Walter Osguthorpe
- Walter Osguthorpe to John W Oshea
- Joseph Oshea to Antonio Osi
- Julius Osiakowski to Robert William Oslen
- Shadrach Oslen to John Osler
- John Osler to Gertrude Osley
- Henry Osley to Alice Osman
- Alice Jane Osman to Dinah Osman
- Edgar William Osman to Frederick Osman
- Frederick Osman to Harry Osman
- Harry Osman to John Osman