| Date of birth | 1864-11-11 | Derrylough, Queen's County, Ireland |
| Dates studied |
1882 - 1887 |
Studied medicine at the leading hospitals in Dublin. |
| Other |
1888 |
Qualified as a licentiate of the Royal College of Surgeons and Physicians, Edinburgh, and of the Faculty of Physcians and Surgeons, Glasgow. |
| Other |
1888 |
Immigrated to Australia as a ship's doctor and bought a medical practice in New South Wales. |
| Date and unit at appointment (Officers) |
1899 |
Joined the Hunter River Light Horse and volunteered for South Africa, serving as a medical officer in the Citizen's Bushmen's Contingent. |
| Other units |
1905 |
With the rank of second lieutenant, he formed a troop of light horse at Raymond Terrace, NSW, which became part of the 4th Light Horse Regiment. |
| Date promoted |
1906 |
Promoted to captain. |
| Date promoted |
1908 |
Promoted to major. |
| Other |
1908 |
Travelled to England and Ireland where he was attached to the 18th Hussars in Ireland for training. |
| Other units |
1910 |
Took command of the 4th Light Horse Regiment. |
| Date promoted |
1912 |
Promoted to lieutenant colonel and took command of the 6th Light Horse Regiment. |
| Date and unit at appointment (Officers) |
1914-08-28 |
Joined the AIF as the commander of the 1st Light Horse Regiment with the rank of lieutenant colonel. |
| Other units |
1915-12-06 - 1915-12-29 |
Acting commander of the 1st Light Horse Brigade. |
| Other units |
1916-05-05 - 1916-08-26 |
Acting commander of the 1st Light Horse Brigade. |
| Date of honour or award |
1916-10-13 |
Mention in Despatches for his role in the Battle of Rommani. |
| Date of honour or award |
1917-01-20 |
Awarded the Distinguished Service Order. |
| Other units |
1917-02-13 |
Took over the newly formed 4th Light Horse Brigade. |
| Date promoted |
1917-02-13 |
Temporary brigadier general. |
| Date promoted |
1917-05-01 |
Promoted to colonel. |
| Date returned to Australia |
1917-12-20 |
Returned to Australia on the transport Wiltshire. |
| Other |
1918-01-03 |
AIF appointment terminated. |
| Date of honour or award |
1920-11-20 |
Mention in Despatches for his command of the 4th Light Horse Brigade. |
| Other |
1921 - 1923 |
Commanded the 2nd Cavalry Brigade. |
| Other |
1923 |
Retired as a brigadier general. |
| Date of death | 1942-01-01 | |