William James Wilde was a Welsh professional boxer who competed from 1911 to 1923. He simultaneously held the National Sporting Clubs British flyweight title and the World Flyweight championship from
Jimmy Wilde
William Howard Robinson: A Welsh Victory at the National Sporting Club, 31 March 1919. (The Prince of Wales, later King Edward VIII, congratulates Jimmy Wilde.)
Pancho Villa (left) vs. Jimmy Wilde (right)
The National Sporting Club was a private members' sporting club founded in London on 5 March 1891 by John Fleming and Arthur Frederick Bettinson. Operating from premises at 43 King Street, Covent Gard
Jimmy Wilde
…a sixteen-fight knockout streak, on 14 February 1916 he won the British flyweight title by beating Joe Symonds by a knockout in round twelve at the National Sporting Club in London. On 13 May, he had two fights on the same day at Woolwich barracks winning both by knockout, both fights combined lasted less than five rounds…
Sketch of a National Sporting Club audience, 1897
"Peggy": caricature of Arthur Frederick Bettinson published in Vanity Fair, 22 November 1911
Illustration of the contest between Peter Jackson and Frank Slavin at the National Sporting Club, 30 May 1892