Strange one here. With his full name I thought that it would be easy to find him in Ireland or England or Scotland, but no luck. Nor can I tie him to Limerick address in censuses. I am fairly sure he is the man died in Surrey in 1942, but not on CWGC.
1895. Born (assuming death date)
1915 Dec 17 . Landed in France
1917 May 30 Commissioned in Leinster Regt ..—Daniel Alphonsus McKenna
1918 Nov 30. Promoted Lt.
1920 Sep 1. 4th Leins. R.—Lt. D. A. McKenna is placed on thie ret. list on account of ill-health caused by wounds.
1920 Sep 25 Back home in Limerick he applies for Medals
1921 Apr 20. Accepted in Ireland. Joined ADRIC with service no 1911. Posted to O Coy. Joined in Ireland
Fined £3 and £1
1922 Jan 7. Posted to Depot Coy
1922 Jan 13. Discharged on demobilisation of ADRIC
1939 Registe He is at Longrove Hospital Horton Lane,Epsom,Surrey and classed as a Lunitic
1942 Jan/Mar Died Surrey aged 47