According to his attestation papers dated April 5, 1915 at Toronto, David Wishart Birrell was born on September 16, 1891 in Friecham, Scotland. He listed his mother Mrs. Birrell, Nivingston, Cleish, Kinross, Scotland as his next of kin. He was a carpenter and had no previous military experience. He was 23 years and 6 months of age and stood 5 feet 4 inches tall. He had blue eyes, brown hair and a fair complexion. He had a mole on his left shoulder. He was a Presbyterian.
He was a Private in the 4th Battalion, Canadian Infantry (Central Ontario Regiment) when he was killed in action on October 20, 1918 near Marchiennes. He was buried in Hasnon Churchyard in France. The Commonwealth War Graves Commission website indicates that he was the son of David and Christina Birrell, of Carsegour, Kinross, Scotland.
His brother William also enlisted and was killed.