Dominick Hilliard was born circa 1830 in Cork City, Ireland. He is the son of Robert John Hilliard and Mary Drabble. Dominick was an Accountant. He married Margaret Duke on 15 September 1859 at the Wesleyan Chapel in Cork. His occupation was listed as Accountant. Dominick resided in Thomas Street, Parish of St Peters, City of Cork, and Margaret resided in Bachelors Quay, Parish of St Peters, City of Cork, at the time of their marriage. Father's names were listed as Robert Hilliard and John Duke. Margaret was born circa 1830 in Cork, Ireland. Dominick and Margaret had four children; Mary Ann, Robert, John, and Lucinda (1866). Margaret died on 18 February 1868 in Cork. Dominick married Martha Mary Browne on 28 January 1873 at Wesley Chapel in the Parish of St Pauls in Cork, Ireland. His profession was listed as Accountant. Residence of Dominick at time of marriage was 92 Blarney Street, Cork. Residence of Martha was 34 North Main Street, Cork. Father's names were listed as Robert Hilliard and John Browne. Martha was born circa 1845 in Cork City, and is the daughter of John Browne and Anne Hosford. Dominick and Martha had four children; Samuel, William, Alice and Eldon. Dominick died on 8 May 1885 at 125 Sundays Well Road, Cork City. Cause of death was Renal disease for 6 months and Coma for 8 hours. Informant was Jno. D. Hilliard, son, who was present at death. His death was registered on 12 May 1885, in the District of No 4 in the Union of Cork in the City of Cork in 1885. He was buried on 10 May 1885 in St. Finbarr's Cemetery, Glasheen Road, Cork. Martha died on 25 January 1921 in Cork.

Mary Ann Hilliard was born circa 1860 in Cork City. She died on 21 October 1950 in London, England.

Robert William Hilliard was born circa 1862 in Cork City. His occupation was listed as commercial traveller. Robert married Mary Elizabeth Caffrey, on 27 December 1890, at the Parish Church in the Parish of St Michael in the city of Limerick. His occupation was listed as Cashier. At the time of the marriage the residence of Robert was Westport, Co Mayo, and residence of Mary was George St. Their fathers are listed as Dominick Hilliard, Accountant, and Moses Caffrey, Grocer. Mary was born circa 1868 in Limerick City. Robert and Mary had six children; Margaret, Henrietta Dorothy, Robert (Robin), Eileen, Eric Dominick, and Mary 'Babs'. Robert died on 31 January 1945 in Westport, County Mayo. Mary died on 17 July 1938 in Westport, County Mayo.

John Duke Hilliard was born on 23 December 1865 in Cork City. He married Henrietta Johnson on 6 April 1891 in the French Church in the Parish of St Pauls, in the City of Cork. Henrietta was the daughter of James Johnston. John and Henrietta had a son, Harry John. Henrietta died on 4 March 1892 and was buried on 6 March 1892 in St. Finbarr's Cemetery, Glasheen Road, Cork. Cause of Death was blood poisoning. She was a Methodist. Henrietta was 25 at time of death and birth place is listed as Ardee, County Louth. Her last place of residence was 10 Upper Janemount, Sundays Well, Cork. John married Lilian Maxwell on 5 October 1910 at St. Finbarr's Cathedral, Cork city. Lillian was born on 9 June 1886 in Skibbereen, County Cork, and is the daughter of George Maxwell and Sarah Sayers. John and Lillian emigrated to Canada in 1913. They had six children; Norman, Jane Newman, Maureen, Lucinda Sylvia, Florence Marion, and Shirley Lillian. John Duke Hilliard died on 25 December 1928 in Quebec, Canada. Lillian died on 11 February 1985 at Greenfield Park, Quebec, Canada.

Lucinda Margaret Hilliard was born on 7 March 1866 in Cork. She married William Arthur Hanna, son of Robert Hanna and Emily Maura Madeline Dunlop, in 1894. Lucinda died on 30 May 1923 in Toronto, Ontario, Canada. William died on 4 January 1938 in Toronto, Canada.

Samuel John Hilliard was born on 24 November 1875 in Cork. He emigrated to the USA and arrived in New York on 22 March 1911. Samuel enlisted in the Canadian Over-Seas Expeditionary Force on 29 October 1915, and served with the 1st Canadian Pioneers in France from 1916 to 1918 in World War I. Ha was shot in the neck on 18 March 1916, and was shot in the shoulder on 31 August 1917. He was awarded a Good Conduct Badge - Field on 16 November 1917. Samuel was discharged on 3 April 1919 in Toronto, Ontario, with a proposed residence of 104 Balmoral Place/Park, Edmonton, Alberta, Canada.

William Dominick Hilliard was born circa 1876 in Cork city. He married Avesia Jane Victoria Levis, daughter of John Joseph Levis and Julia Anne McCarthy, on 24 December 1909 at Wesley Chapel Cork city. William was an insurance agent. Residence of William is listed as 13 Janemount, Sundays Well, and residence of Avesia is listed as Highfield, Creagh, Skibbereen, at time of marriage. Fathers are listed as Dominick William Hilliard and John Joseph Levis. William and Avesia had four children; Veronica Levis, William Eldon, Avesia Lydia, and Christopher Alexander. William died of pulmonary congestion and cardiac failure on 5 March 1938 at Blackrock Road, Cork. Avesia died on 3 February 1966 at St. Lukes Home, Cork, Ireland.

Alice Hilliard was born circa 1879 in Cork city. She married Walter Love, son of Edward Love, on 17 June 1906 in the Parish of St. Lukes in Cork City. Residence of Walter was Victoria Road, and residence of Alice was Salmon view, Sundays Well, Cork. Fathers were listed as Edward Love and Dominick Hilliard. Alice and Walter had one daughter, Doris Maud Love. Alice died of pulmonary tuberculosis (3 years) and heart failure, on 4 January 1927 at 27 Sundays Well, Cork. Walter died of drowning at Fota Cork Road, on 3 April 1931.

Eldon Hilliard was born on 17 March 1884 in St. Annes, Cork. His occupation before the war was Clerk. Eldon enlisted in Victoria, British Columbia, on 8 January 1915 with the 2nd Canadian Mounted Rifles. Eldon was promoted to the rank of Sergeant on 14 May 1916. He was killed in action on 27 July 1916 in Ypres, Belgium, and is buried in Railway Dugouts Burial Ground (Transport Farm), Zillebeke, West Flanders, Belgium.