| Surname | Initials | Rank | Army No. | ||
|---|---|---|---|---|---|
| O'Brien | P | Private | 13009929 | ||
| O'Brien | T J | Lance Corporal | 4537668 | ||
| O'Brien | T J | Private | 4621650 | ||
| O'Brien | T | Sergeant | 22204445 | ||
| O'Brien | S B | Officer Cadet | 446700 | ||
| O'Brien | T | Lieutenant | 484778 | ||
| O'Brien | S D | Captain | 554816 | ||
| O'Brien | J | Lance Corporal | 76883330 | ||
| O'Brien | W H | Sergeant | 19036251 | ||
| O'Brien | W | Lance Corporal | 2695556 |