Reuben Charles Warnes (12 October 1875 – 16 January 1961) was a boxing middleweight champion who participated in the 1908 Summer Olympics.

[2] He was born on 12 October 1875 in Rotherhithe in Greater London to Reuben Warnes and Harriet Emma Hockley.

Warnes married Amelia Maria Christopher on 15 February 1903 in Southwark.

In 1911, he and Frank Parks went to the United States with the Amateur Boxing Association of England to fight in Madison Square Garden in an international series of bouts.

[1] He won the Amateur Boxing Association of England middleweight championships in 1899, 1901, 1903, 1907, and 1910.