Swimming at the 2016 Summer Paralympics – Men's 50 metre breaststroke SB2
The Men's 50 metre breaststroke SB2 event at the 2016 Paralympic Games took place on 14 September 2016, at the Olympic Aquatics Stadium. Two heats were held. The swimmers with the eight fastest times advanced to the final.Heats
10:17 14 September 2016:
| Rank | Lane | Name | Nationality | Time | Notes |
| 1 | 4 | | | 55.16 | ' ' |
| 2 | 6 | | | 56.35 | ' |
| 3 | 5 | | | 56.69 | ' |
| 4 | 3 | | | 1:06.29 | |
Heat 2
10:21 14 September 2016:
| Rank | Lane | Name | Nationality | Time | Notes |
| 1 | 4 | | | 52.48 | ' ' |
| 2 | 5 | | | 55.74 | ' |
| 3 | 3 | | | 58.99 | ' |
| 4 | 6 | | | 59.07 | |
| 5 | 2 | | | 1:12.34 | |
Final
19:09 14 September 2016:
| Rank | Lane | Name | Nationality | Time | Notes |
| 4 | | | 50.65 | ' |
| 5 | | | 51.78 | |
| 3 | | | 54.29 | |
| 4 | 6 | | | 55.03 | |
| 5 | 2 | | | 56.52 | |
| 6 | 7 | | | 57.70 | |
| 7 | 8 | | | 1:07.48 | |
| 1 | | | | ' |
