Mary Hogarth Dickens' first child was named Mary in her memory. Hogarth was the daughter of George Hogarth (1783–1870), a music critic, cellist and composer, and Georgina Hogarth Thompson (1793–1863). She was born in Edinburgh, where her father was a legal advisor to Walter Scott, whom the young Charles Dickens greatly admired. She was the fourth of ten children, and the third daughter. Hogarth was named after her paternal grandmother. The name Mary Scott had previously been given to George and Georgina's third child, born 1817 or 1818, who was an infant when she died. Mary and her sister Catherine first met
David George Hogarth married Laura Violet Uppleby, daughter of George Charles Uppleby. His wife and mother shared a common great great grandfather, one John Uppleby of Wootton, Lincolnshire. Laura Violet was 26 at the time; David George, 32. They had one son, William David Hogarth (1901–1965). In 1926, Hogarth's health began rapidly deteriorating due to a heart condition, and he was granted leave from Oxford in October 1927. He died on 6 November 1927 at his home in Oxford (20 St Giles' Street). He was aged 65. In 1896, Hogarth was elected a Fellow of the Royal Geographical Society (FRGS). In 1905, he