Samuel Montagu, 1st Baron Swaythling, was a British banker who founded the bank of Samuel Montagu & Co. He was a philanthropist and Liberal politician who sat in the House of Commons from 1885 to 1900, and was later raised to the peerage. Montagu was a pious Orthodox Jew, and devoted himself to social services and advancing Jewish institutions.

The Whitechapel murders were committed in or near the impoverished Whitechapel district in the East End of London between 3 April 1888 and 13 February 1891. At various points some or all of these eleven unsolved murders of women have been ascribed to the notorious unidentified serial killer known as Jack the Ripper.