Stanley Vivian Bacon (13 August 1885 – 13 October 1952) was a British sport wrestler who competed in the 1908 Summer Olympics, 1912 Summer Olympics and the 1920 Summer Olympics. In 1908 he won the gold medal in the freestyle middleweight class. He also competed in the Greco-Roman middleweight competition but was eliminated in the first round. Four years later he was eliminated in the second round of the Greco-Roman middleweight event. In 1920 he was eliminated in the second round of the freestyle middleweight competition.