| Image |
Surname |
First Names |
Monument City |
Cemetery or Church |
Monument |
Regiment |
Rank |
Employer |
Position |
Death Date |
Death Place |
Birth Date |
 | Mr O'Brien | James | Cawnpore | All Souls Church Mutiny Memorial | Mutiny Memorial - Tablet 11 | | | | | 1857-8 | Cawnpore | |
| Mrs O'Brien | | Cawnpore | All Souls Church Mutiny Memorial | Mutiny Memorial - Tablet 11 | | | | | 1857-8 | Cawnpore | |
| Mrs O'Brien | J.L. | Cawnpore | All Souls Church Mutiny Memorial | Mutiny Memorial - Tablet 11 | | | | | 1857-8 | Cawnpore | |
| O'Brien | [son] | Cawnpore | All Souls Church Mutiny Memorial | Mutiny Memorial - Tablet 11 | | | | | 1857-8 | Cawnpore | |
| O'Brien | Luke | Jhansi | Cantonment Cemetery | 3rd Bombay European Regiment Mutiny memorial - Tablet 2 | 3rd Bombay European Regiment | Corporal | | | 1857-59 | | |
| Miss O'Connor | | Cawnpore | All Souls Church Mutiny Memorial | Mutiny Memorial - Tablet 11 | | | | | 1857-8 | Cawnpore | |
| Odell | William | Calcutta | St Johns Church | Memorial to the 2nd Rohilla War | | Lieutenant | | | Oct 1794 | | |
| Officers
Non-commissioned officers, men, women and children | | Lucknow | Residency Cemetery | H.M. 32nd Regiment of Foot | H.M. 32nd Foot | | | | 1857 | Lucknow and Cawnpore | |
| Mr Ogle | M. | Cawnpore | All Souls Church Mutiny Memorial | Mutiny Memorial - Tablet 11 | | | Canal Department | | 1857-8 | Cawnpore | |
| Mrs Ogle | | Cawnpore | All Souls Church Mutiny Memorial | Mutiny Memorial - Tablet 11 | | | | | 1857-8 | Cawnpore | |
| Ogle | [family] | Cawnpore | All Souls Church Mutiny Memorial | Mutiny Memorial - Tablet 11 | | | | | 1857-8 | Cawnpore | |
| O'Grady | Patrick | Jhansi | Cantonment Cemetery | 3rd Bombay European Regiment Mutiny memorial - Tablet 2 | 3rd Bombay European Regiment | | | | 1857-59 | | |
| Mrs O'Hern | | Cawnpore | All Souls Church Mutiny Memorial | Mutiny Memorial - Tablet 14 | | | | | 1857-8 | Cawnpore (Futtehgarh fugitives) | |
| Mr O'Hern | | Cawnpore | All Souls Church Mutiny Memorial | Mutiny Memorial - Tablet 14 | | | | | 1857-8 | Cawnpore (Futtehgarh fugitives) | |
| Ommanney | Manton Collingwood | Lucknow | Residency Cemetery | Manton Collingwood Ommanney | | | Bengal Civil Service | | 8 Jul 1857 | Lucknow | 19 Mar 18(1)6 |
| Sir Ommanney | F.M. | Lucknow | Residency Cemetery | Manton Collingwood Ommanney | | | | | | | |
| Ommanney | Georgina Francis | Lucknow | Residency Cemetery | Manton Collingwood Ommanney | | | | | | | |
| One drummer | | Cawnpore | All Souls Church | H.M. 24th Regiment (Cumberland) | H.M. 34th (Cumberland) Regiment | Drummer | | | 28 Nov 1857 | Cawnpore | |
| Onraėt | Henry Felix | Mow | The Sacred Heart Church | Plaque of Henry Onraėt | | | | Commissioner of Malwa | 16 May 1899 | Ujjain | Abt 1843 |
| Onraėt | Henri Felix | Mow | The Sacred Heart Church | Tomb of Henri Felix Onraėt | | | | Commissioner of Malwa | | | |
| Oram | Robert | Gwalior | Christian Cemetery | Robert Oram | H.M. 86th Royal Regiment | Private | | | 19 Dec 18?? | | |
| Mrs Osborne | | Cawnpore | All Souls Church Mutiny Memorial | Mutiny Memorial - Tablet 11 | | | | | 1857-8 | Cawnpore | |
| Osborne | John | Jhansi | Cantonment Cemetery | 3rd Bombay European Regiment Mutiny memorial - Tablet 3 | 3rd Bombay European Regiment | Private | | | 1857-59 | | |
| Owen | Owen Henry | Jhansi | Cantonment Cemetery | Private Owen | H.M. Royal Welch Fusiliers | Private | | | 12 Jul 1896 | Jhansi | Abt 1859 |
| Owen | Edith | Peshawar | Tehkal Cemetery | Lieut. Carmont Owen | | | | | | | |
| Owen | Carmont | Peshawar | Tehkal Cemetery | Lieut. Carmont Owen | 35th Sikhs (1st Battalion) | Lieutenant | | | 7 Feb 1919 | | Abt 1900 |
| Owen | Alfred | Peshawar | Tehkal Cemetery | Lieut. Carmont Owen | | | | | | | |
| Owen | Sophia Rees | Cawnpore | Christian Cemetery | Sohia Rees Owen | | | | | 27 Nov 1834 | | Dec 1803 |
| Owen | [infant son] | Cawnpore | Christian Cemetery | Sohia Rees Owen | | | | | 19 Oct 1834 | | 19 Oct 1834 |
| Owen | H.T. | Cawnpore | Christian Cemetery | Sohia Rees Owen | | | H.C. Civil Service | | | | |
