His birth cert shows he was illegitimate. It looks as if his father brought him up rather than his birth mother
1872 Jul 26 born Aberdeen

1881 census in Aberdeen
| Household Members | Age | Relationship |
|---|---|---|
| Alexander Duncan | 33 | Head |
| Elsie Duncan | 28 | Wife |
| William Duncan | 8 | Son |
| George Duncan | 6 | Son |
| Jane Duncan | 3 | Daughter |
| Elsie Duncan | 2 | Daughter |
| Thomas Duncan | 7 Mo | Son |
| John Milne | 25 | Boarder |
1892 Feb 29. enlisted in Scots Guards #9442 He was a blacksmith NOK was his father Alexander
1893 Jun 6 sentenced to 6 months jail for assault
1904 Feb 20 discharged to A Reserve
1921 Jun 22 enlisted with RIC no 81885. Blacksmith & ex-Soldier
1922 Jan 21 disbanded
1927 Married Jane Ogg Forbes/Coutts in Aberdeen
1942 Oct 13, Died Aberdeen. He was married to Jane Ogg Coutts, presumably nee Forbes
