Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. The men's 800 metres was a track and field athletics event held as part of the athletics at the 1912 Summer Olympics programme. It was the fifth appearance of the event, which is one of 12 athletics events to have been held at every Summer Olympics. The competition was held from Saturday, July 6, 1912 to Monday, July 8, 1912. Forty-eight runners from 16 nations competed. Including all three medalists from 1908, Olympic champion Mel Sheppard, the silver medalists Emilio Lunghi, and the bronze medalist Hanns Braun.