The Men's 200 metre freestyle swimming events for the 2020 Summer Paralympics took place at the Tokyo Aquatics Centre from August 25 to September 3, 2021.
The S2 category is for swimmers who may have limited function in their hands, trunk and legs and mainly rely on their arms to swim.
The final in this classification took place on 3 September 2021: The S4 category is for swimmers who have function in their hands and arms but can't use their trunk or legs to swim, or they have three amputated limbs.
The final in this classification took place on 30 August 2021: The S5 category is for swimmers who have hemiplegia, paraplegia or short stature.
The final in this classification took place on 25 August 2021: The S14 category is for swimmers who have an intellectual impairment.