Swimming at the 2012 Summer Paralympics – Women's 400 metre freestyle S12

The women's 100 metre butterfly S12 event at the 2012 Paralympic Games took place on 2 September, at the London Aquatics Centre in the Olympic Park, London. The event was for athletes included in the S12 classification, which is for competitors with visual impairments. Twelve swimmers took part, representing a total of nine different nations. Russia's Oxana Savchenko won the gold medal.

Swimming at the 2012 Summer Paralympics – Women's 400 metre freestyle S12

The women's 100 metre butterfly S12 event at the 2012 Paralympic Games took place on 2 September, at the London Aquatics Centre in the Olympic Park, London. The event was for athletes included in the S12 classification, which is for competitors with visual impairments. Twelve swimmers took part, representing a total of nine different nations. Russia's Oxana Savchenko won the gold medal.