Great Britain at the 2012 Summer Olympics 3–1 in the Women's Field hockey tournament to win the first medal of any colour by a British field hockey team at a Summer Olympics since 1992. The team won 65 medals in total; 29 gold, 17 silver and 19 bronze. For each gold medallist, a post box was painted gold by Royal Mail in recognition of the achievement, usually in the competitor's home town. A first class stamp depicting each gold medal winning individual or team was also produced. The following British competitors won medals at the Games. In the 'by discipline' sections below, medallists' names are in bold.
Brazil at the 2012 Summer Olympics Brazil at the 2012 Summer Olympics Brazil competed at the 2012 Summer Olympics in London, from 27 July to 12 August 2012. This was the nation's twenty-first appearance at the Summer Olympics, having missed the 1928 Summer Olympics in Amsterdam. The Brazilian Olympic Committee (, "COB") sent a total of 258 athletes to the Games, 136 men and 122 women, to compete in 24 sports. Brazil left London with a total of 17 Olympic medals (3 gold, 5 silver, and 9 bronze), winning their second largest number of medals at a single games, a performance only surpassed 4 years later