Athletics at the 2012 Summer Paralympics – Women's 400 metres T46

The Women's 400 metres T46 event at the 2012 Summer Paralympics took place at the London Olympic Stadium on 8 September. The event consisted of a single race.

Records
Prior to the competition, the existing World and Paralympic records were as follows:

Results
Competed 8 September 2012 at 20:04. Q = qualified by place. q = qualified by time. WR = World Record. PB = Personal Best. SB = Seasonal Best. DNS = Did not start.