The men's individual foil A at the 2012 Summer Paralympics in London took place on 4 September 2012 at ExCeL Exhibition Centre. This class is for athletes who have good trunk control and their fencing arm is not affected by their impairment.
The tournament started with a group phase round-robin followed by a knockout stage.
During a qualification round-robin, bouts lasted a maximum of three minutes, or until one athlete had scored five hits. There was then a knockout phase, in which bouts lasted a maximum of nine minutes (three periods of three minutes), or until one athlete had scored 15 hits.