Name Rank Unit Batt Died O'Brien - H H S Captain Northamptonshire Regiment 3 O'Brien - T O'Neil - Robert Sergeant O'Shaughnessy - P O'Shaughnessy - T O'Shaughnessy - W O'Shea - G Private Imperial Yeomanry 4th Oakes - Peter Geoffrey Wrangham Obrien - H H S Captain Northamptonshire Regiment 3 Offord - C Sergeant Army