| Full name: | John Arthur Orr |
| Born: | 15th January 1879 |
| Died: | 22nd October 1914, Langemarck, Belgium |
| Education: | Loretto School; Royal Military College, Sandhurst |
| Occupation: | Army, rising to rank of Captain |
| Other Sports: | Rugby for Sandhurst; Hockey |
| Biography: | Killed in action. |
| Teams: | Loretto School (Miscellaneous: 1896) |
| Lists of matches and more detailed statistics | |