Harrison Bourke was born on 2 Feb 1881 at St Kilda, Victoria, the son of Francis Bourke and his wife Elizabeth Mary (Lillian) Lette, his grandfather being Henry Elms Lette, MHA. He was the nephew of Thomas Bourke, a Launceston business man. He was a well-known rower for the Tamar Rowing Club, winning the interstate sculling championship three years in a row 1902-04. He represented Australia at Henley-on-Thames in 1906 and later was a member of the Thames Rowing Club. He married in London on 21 Mar 1907 when his occupation was noted as accountant. He had five children: Eileen, Thomas Harrison, Monica Helen, Mary and Noel Harrison.
Harrison returned to Australia by 1924. He settled at Point Piper, Sydney, and was still there as a company director when he died on 3 Feb 1948. He was buried in the Roman Catholic Cemetery, Northern Suburbs, Sydney. Harrison's mother, his aunt and uncle Richard and Frances Irvine, and cousins, are also pictured in the Family Album.