Did he serve under the Alias of Ernest Hall in WW1 - the evidence shows two separate deaths for the two men - Cowen on 11 Oct 1920 at Kanturk : and Hall in 26 Nov 1920 at Glanworth
1893 Born Marown, Isle of Man
1901 census living at Ballo Harry, Marown, Isle of Man
1911 census living as a boarder at Clyham House Mines Road,Laxey, Isle of Man
The pension cars for In WW1 indiate that served under the alias of Ernest Hall, #9051 in East Kent Regt
But in fact they are two separate with two separate deaths in Ireland - Ernest Hall
1920 Oct 11, Died age 28 at Kanturk. Son of Elizabeth Margaret Cowin, of 10, Murrays Rd., Douglas, and the late James Daniel Cowin.
and soldiers effects only gves his siblings
Buried at Kirk Marown (St Runius) Churchyard in Isle of Man
The results of the British Inquiry and subsequent trial of a suspect are available