Athletics at the 2012 Summer Paralympics – Men's 400 metres T46
The Men's 400 metres T46 event at the 2012 Summer Paralympics took place at the London Olympic Stadium on 4 September.
Records
Prior to the competition, the existing World and Paralympic records were as follows:Results
Round 1
Competed 4 September 2012 from 10:38. Qual. rule: first 3 in each heat plus the 2 fastest other times qualified.Heat 1
Heat 2
Final
Competed 4 September 2012 at 20:54.| Rank | Athlete | Country | Class | Time | Notes |
| 1 | Gunther Matzinger | T46 | 48.45 | RR | |
| 2 | Yohansson Nascimento | T45 | 49.21 | WR | |
| 3 | Pradeep Uggl Dena Pathirannehelag | T46 | 49.28 | RR | |
| 4 | Antonis Aresti | T46 | 49.59 | SB | |
| 5 | Hermas Muvunyi | T46 | 49.59 | RR | |
| 6 | Emicarlo Souza | T46 | 50.74 | ||
| 7 | Xie Hexing | T46 | 1:01.80 | ||
| 8 | Addoh Kimou | T46 | DQ |
Q = qualified by place. q = qualified by time. WR = World Record. PR = Paralympic Record. RR = Regional Record. PB = Personal Best.