See also

• George MACKNESS's parents: Robert MACKNESS (1861-1949) and Eliza Ann EACOTT (1866-1951)
• George MACKNESS's siblings: Ada Louise MACKNESS (1887-1948), Maud Annie MACKNESS (1889-1985), Hilda Mabel MACKNESS (1893-1924), Florence Kate MACKNESS (1894- ), William George Perceval MACKNESS (1896-1975), Elsie Edith MACKNESS (1898-1996), Author Robert MACKNESS (1904-1990), Edgar MACKNESS (1909-1926) and Olive Winifred MACKNESS (1913-c. 1936)