He was the son of William Smyth and Margretta Smyth. In 1911 the family are living in house 2, Dunamoy, Rashee, Co. Antrim. Other addresses are Curragh, Dungall, Ballymena, The Vow, Ballymoney and Cambrai, Newhill Road, Ballymoney.
The Belfast Banking Company 'Roll of Honour' booklet records Smyth as having been 'previously wounded'.
The National Archives records a Medal Index Card as follows:
Royal Inniskilling Fusiliers, 2nd Lieutenant
Following his demobilisation after the Great War, Smyth returned to work eventually ending up Accountants Department.
Wm T Smyth died on 14th February 1963. His address at that time was 110 Clemintine Street, Belfast. He is buried in the City Cemetery (Glenalina Extension).
The website Roll of Honour records the following information:
SMYTH, Flying Officer (Pilot), BENJAMIN THORPE, 170709. 113 Sqdn. Royal Air Force Volunteer Reserve. 29th March 1945. Son of William Thorpe Smyth and Mary Edith Smyth, of Belfast, Northern Ireland. 28. G. 19. [Taukkyan War Cemetery].