| O'Neill, unknown |
Timothy Harrington |
|
daughter of Dr Edward O'Neill |
| O'Neill, Esther |
Gordon Oakes |
died 1998 |
|
| Onslow, Lady Dorothy |
Edward Wood |
|
daughter of 4th Earl of Onslow |
| Onslow, Rosa Anna |
Guildford Onslow |
|
daughter of General Denzil Onslow |
| Onslow, Lady Gwendolen |
Rupert Guinness |
1881-1966 |
daughter of 4th Earl of Onslow. Later an MP herself. |
| Openshaw, unknown |
Arthur Holt |
|
daughter of A.C. Openshaw |
| Oppenheim, Henry |
Sally Oppenheim |
died 1980 |
son of A.L. Oppenheim |
| Orchard, David Vyvyan |
Sue Doughty |
|
|
| Ord, Jane B. |
William Blyton |
|
|
| Orde, Frances Carleton |
William Massey |
died 1872 |
daughter of Reverend John Orde |
| O'Reilly, Louise |
Duncan Campbell |
|
|
| Orerod, unknown |
John Leavey |
|
daughter of Sir Benjamin Orerod, judge |
| Orford, unknown |
George Muff |
|
daughter of Charles and Mary Orford |
| Organ, Richard Thomas |
Diana Organ |
|
|
| O'Riordan, Katherine |
Maurice Foley |
|
daughter of Patrick O'Riordan |
| Orman, Angela |
Roger White |
|
daughter of Henry W. Orman |
| Ormsby, Mary Jane |
William Ormsby-Gore |
|
daughter of Owen Ormsby |
| Ormsby, Mary |
John Rebow |
died 1842 |
daughter of General Slate Rebow, widow of Sir Thomas Ormsby, Bart |
| Ormsby Gore, Hon. Emily |
Hugh Ebrington |
|
daughter of Baron Harlech |
| Ormsby-Gore, Katharine Margaret Alice |
Maurice Macmillan |
|
daughter of 4th Baron Harlech |
| Orr, Jane |
Gathorne Hardy |
|
daughter of James Orr |
| Orr, Frances |
Walter Ross Taylor |
died 1957 |
daughter of Robert Orr, of Kinnaird |
| Orr, Rosemary Janet |
Jerry Wiggin |
|
daughter of David Orr, of Wormley, Surrey |
| Orr Ewing, Lady Augusta |
Thomas Inskip |
|
née Boyle; daughter of 7th Earl of Glasgow; widow of Charles Orr Ewing MP |
| Orton, unknown |
Douglas Coghill |
|
daughter of Charles Orton MD |