The T12 category is for athletes with visual impairment.

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.

T12 athletes commonly run with guides.

The Athletics at the 2016 Summer Paralympics – Women's 400 metres T12 event at the 2016 Paralympic Games took place on 17 September 2016, at the Estádio Olímpico João Havelange.

11:03 15 September 2016:[1] 11:09 15 September 2016:[1] 11:15 15 September 2016:[1] 18:25 17 September 2016:[2]