Frank Louis Dumbell Elliott CB (11 September 1874 – 26 March 1939) was an Assistant Commissioner of the London Metropolitan Police from 1914 to 1931.
[2][3] He was educated at Harrow School from 1888 and won a scholarship to Trinity College, Cambridge in 1892, obtaining a first class degree in Classics in 1896.
During this time, he served as private secretary to both Thomas Cochrane (1903–1905) and Herbert Samuel (1905–1908) when they were Parliamentary Under-Secretaries of State at the Home Office.
[5] On 6 November 1922, Elliott and his colleague, Assistant Commissioner Trevor Bigham, were sent a box of chocolate éclairs poisoned with arsenic.
On 19 July 1932, Elliott, by then living at Camp View, near Wimbledon Common, was appointed a Justice of the Peace for Surrey.