The men's singles table tennis event was part of the table tennis programme at the 2012 Summer Olympics in London. The event took place from Saturday 28 July to Thursday 2 August 2012 at ExCeL London. The tournament was a single elimination tournament with a third place playoff played between the two losing semi-finalists. In the 2008 event all three medals were won by Chinese athletes with Ma Lin taking gold. The draw was conducted on 25 July 2012.