Could this actually be Vincent Patrick Leahy? According to his attestation papers dated January 27, 1917 at Toronto, Vincent Patrick Leahy of 1649 Queen Street West, Toronto was born on November 1, 1895 in Peterboro, Ontario. He listed his sister, Elizabeth Leahy, R.R. #9, Peterboro, Ontario, as his next of kin. He was a motorman and had no previous military experience. He was 21 years and 2 months of age and stood 5 feet 7 inches. He had blue eyes, brown hair and a fair complexion. He had an operation scar on his left varicocele. He was Roman Catholic.
He was a member of the 7th Battalion, Canadian Railway Troops when he was killed on October 28, 1917. According to the CEF burial register, about 5:30PM on October 27, 1917, immediately after the men of "B" Company had partaken of their evening meal a number of enemy aeroplanes bombed their camp wounding and injuring a number of men. Sapper Leaghy was amongst the wounded, he having been struck in the abdomen and left leg by a splinter from one of the bombs and died the following day at No. 47 Causality Clearing Station.
He was listed as the son of Mr. and Mrs. P. D. Leahy. He is buried in the Dozinghem Military Cemetery in Belgium.