According to his attestation papers dated March 20, 1916 at Guelph, Frank Owen Reeves of Humber Bay, Ontario was born on June 7, 1892 in Etobicoke Township, York County. He listed his father, Frank Francis Reeves of Humber Bay, Ontario as his next of kin. He was a farmer and had no previous military experience. He was 23 years and 9 months of age and stood 5 feet 9 inches tall. He had blue eyes, light hair and a fair complexion. He had a mole on his chin.
His brothers Cedric and Thomas also enlisted. Thomas however did not survive the war.
In the 1921 Toronto city directory he is listed as a market gardener on the north side of College Street (present day Berry Road).