The men's discus throw competition at the 2012 Summer Olympics in London, United Kingdom. The event was held at the Olympic Stadium on 6–7 August. Each athlete receives three throws in the qualifying round. All who achieve the qualifying distance progress to the final. If less than twelve athletes achieve this mark, then the twelve furthest throwing athletes reach the final. Each finalist is allowed three throws in last round, with the top eight athletes after that point being given three further attempts.
In the final, most improved their distances by several meters. Alekna launched a 67.38 on the third throw of the competition. Four throws later, Haddadi took the lead with a 68.18, with Harting moving into second place with 67.79. That was the situation through the first four rounds. Kanter made minor improvements, but was out of the medals until his fifth throw of 68.03, knocking Alekna out of his fourth straight medal. Two throws later, Harting launched the winner, going just 9 cm beyond Haddadi with a 68.27. The 2.01m, 130 kg. Harting celebrated his medal on his victory lap skillfully jumping over the row of women's hurdles already on the track and doing a Hulk Hogan shirt rip.