See also

• John HART's parents: Raphael HART (1839-1910) and Sarah ISAACS (1839-1899)
• John HART's siblings: Lear HART (1860- ), Henry HART (1862- ), Raphael HART (1865-1950), Lewis HART (1867-1952), Morris HART (1869- ), Esther HART (1871- ), Elizabeth HART (1872- ), Katherine HART (1873- ), Martha HART (1875- ), Kitty HART (1876- ), F HART (1883- ) and Ellenor HART (1885- )