An example of how difficult the RIC entris are to interpret/believe. His is quite an uncommon name. His RIC entry says born 1 Aug 1883, but the closest entry in GRO is Daniel Devlin born 1 Aug 1894
1894 Aug 1 born Dublin
1901 census at Foxrock
1919 Apr 30 Married in Dublin
His pension card shows that he served in a number of regiments
#21053 in R Irish Fus
In Labour Corps # 641805
1919 Dec 31 Imprisoned in Mountjoy for theft
1920 Jul 15 Released from Prison
1921 Apr 7 enlisted with RIC no 80384 . ex-soldier & Groom
1921 Aug 16 dismissed
He did not die in Ireland. He just disappears from records. He either changed his name or emigrated