Birthplace:
- Probably Inverness-shire, Scotland

Birthdate:
- 23 July 1845

Nationality:
- Scottish

Family Background:
- Grant's father was Lieutenant General Sir Patrick Grant, colonel-in-chief of the 78th

At Sandhurst:
- Yes

Summary of Career:
- Ensign, 28 July 1863 (purchase)
- Lieutenant, 26 October 1865 (non-purchase)
- Captain, 5 November 1870 (purchase)
- Major, 30 November 1881
- Lieutenant Colonel, 2 September 1891
- Colonel, 2 September 1895
- to half pay 8 July 1897
- served on staff in Afghan War, 1879
- Brigade Major in Mahsud Waziri expedition, 1881
- with 2nd Battalion Seaforth Highlanders in Hazara expedition, 1891

Died:
- 19 August 1922

Grant never served in Hailfax. From 1867 to 1872 he was posted away from the regiment as aide-de-camp to his father, who at the time was commander-in-chief in Malta.