Samuel McClure was born in 1896 to Samuel McClure, a fitter, and Mary Jane Paisley. His younger brother, Thomas James was born two years later in 1898. Both brothers have been identified in the lantern slides.

They lived in the Castleton area of North Belfast before moving out to Whiteabbey. Samuel enlisted as a Gunner in the Royal Field Artillery and was killed on 24 June 1917.

He is buried in the Poperinghe New Military Cemetery, Belgium.

His relative Geraldine Wylie identified him using the below colourised photograph.