The Men's 200 metres T12 event at the 2012 Summer Paralympics took place at the London Olympic Stadium on 7 and 8 September.

Athletes in this category will generally have some residual sight, the ability to recognise the shape of a hand at a distance of 2 metres and the ability to perceive clearly will be no more than 2/60.

Prior to the competition, the existing World and Paralympic records were as follows: Competed 7 September 2012 from 11:05.

rule: winner of each heat (Q) plus the 7 fastest other times (q) qualified.

rule: winner of each heat (Q) plus best second place (q) qualified.