A page for John added in the Roll of Honour, ‘Site Memorial’ section:-
https://www.roll-of-honour.org.uk/g/html/gilfillan-john.htm
Information
Samantha – Great Granddaughter
Changi Nominal Roll – FEPOW Family
Civilian Deaths – Roll of Honour
Commonwealth War Grave Commission
Voices of civilian internment: WWII Singapore – Cambridge Digital Library
KEW Files:- RG 55/132