In the 1914 Toronto City directory he is listed as a fireman living on the east side of Louisa Street, Mimico.
He was a Corporal in the 21st Battalion, Canadian Infantry (Eastern Ontario Regiment) when he was killed in action on April 9, 1917 at Vimy Ridge. He is buried in the Nine Elms Military Cemetery, Thelus, France. According to the Commonwealth War Graves Commission website he was the son of John Higgins and the husband of Florence M. Higgins, of Teeswater, Ontario.
Obituary of W. J. Higgins, courtesy of the Canadian Virtual War Memorial