1894 Feb 17 Born Salford. Lancs
1911 census at 14 Park Road Monton Eccles (same as MIC)
1914 Nov 17. The undermentioned to be temporary Second Lieutenants. William James Duffy
1917 Jun 4. MC Gazetted.
1917 Jul 21. MID
1920 Aug 31 Joined ADRIC with service no 462. Posted to E Coy.
1920 Sep Gives evidence about a shooting on this date
1920 Oct 26. Royal Highlanders . Temp. Lt. W. J. Duffy, M.C. relinquishes his commission on completion of service, and retains the rank of Lt.
1921 May 10. Posted to N Coy.
Fined 7 days pay by Coy Commander
1922 Jan 14 Discharged on demobilisation of ADRIC
1936 Jan 16. Lt. W. J. Duffy, M.C. (late R. Highrs.), relinquishes the rank of Lt. on enlistment into the R.A.F.