So... he is Jessie Sudgen's nephew who was the informant of her death. How exciting 
Now I want to know what happened to John Walter Young 
I'm a little confused now, is John Walter Young the same person as John Young who married Margaret Anderson in Canada and the father of James Anderson Young.
Yes
and to add insult to injury his real name was Walter John Jeanes 
So, is this him , next of kin Mrs C Jeanes.
Canada, World War I CEF Attestation Papers, 1914-1918 for John Jeanes
Canada, World War I CEF Personnel Files, 1914-1918
U.S., Atlantic Ports Arriving and Departing Passenger and Crew Lists, 1820-1959 for Walter John Jeanes . 1913. b Ashcott
married Mary Tucker in 1908
Walter John Jeanes in the 1911 England Census
Birth Year abt 1885 Ashcott, Somerset
Walter John Jeanes 26
Mary Jeanes 22 wife
Dorothy Jeanes 1 Daughter
1921 Greenton Somerset . No Walter John
Edward Fixott De Anvergne b Jersey
Mary Jeanes 32 Years 11 Months Servant
Dorothy Lilian Mary Marion Jeanes 11 Years 11 Months Boarder both parents alive
Dorothy Lilian Marion Mary Jennes
Age 25 Marriage Date 8 Sep 1934
Marriage Place St Ouen, Jersey
Father Walter John Jeanes deceased
spouse William Alfred Allo
So has he died between 1921 and 1934.
There are so many with similar names it`s tricky to say the least.
Mary Jeanes nee Tucker . Death Date 1982 + Dorothy Allo
Cemetery Saint Ouen’s Churchyard
in the Global, Find a Grave® Index for Burials at Sea and other Select Burial Locations,