2nd Lieutenant Walter Johnston in NOT listed in the CWGC. I cannot find a LG ref to him resigning his commission
1897 Oct 10 Born Glaslough Monaghan
1901 census lists Walter Wilson as age 3 living with the family at house 4 in Glaslough, County Monaghan. His father was the Station Manager for the Great Northern Railway in Monaghan Town.
1911 Census Walter was 13 years old. The family now lived at 24 North Road in Monaghan town. His parent had been married 15 years. Walter was at school.
1913 Walter attended the Model School in Monaghan before transferring to Royal School Dungannon in 1913.
1916 Apr 27 Entered Sandhurst
1916 Oct 24 Commissioned 2nd Lt in RDF
1918 Apr 27 Promoted Lt in RDF
1920 May 17. died from illness contracted on active service at Monaghan aged 22
British Soldiers died in Ireland