| Event: | Men's 50 metre freestyle S2 |
| Games: | 2012 Summer |
| Venue: | London Aquatics Centre |
| Dates: | 4 September |
| Competitors: | 12 |
| Nations: | 12 |
| Gold: | Xu Qing |
| Goldnpc: | CHN |
| Silver: | Lorenzo Perez Escalona |
| Silvernpc: | CUB |
| Bronze: | Tao Zheng |
| Bronzenpc: | CHN |
The men's 50 metre freestyle S6 event at the 2012 Paralympic Games took place on 4 September at the London Aquatics Centre.
Three heats were held, heat one with five competitors, the rest of the heats with six competitors. The swimmers with the eight fastest times advanced to the final.
| Rank | Lane | Name | Nationality | Time | Notes |
|---|---|---|---|---|---|
| 1 | 4 | Sebastian Iwanow | 31.29 | Q | |
| 2 | 6 | Yuan Tang | 31.99 | Q | |
| 3 | 5 | Darragh McDonald | 33.15 | Q | |
| 4 | 3 | Anders Olsson | 33.88 | ||
| 5 | 2 | Reagan Wickens | 37.19 | ||
| Rank | Lane | Name | Nationality | Time | Notes |
|---|---|---|---|---|---|
| 1 | 4 | Lorenzo Perez Escalona | 29.98 | Q, AM | |
| 2 | 5 | Matthew Haanappel | 32.58 | Q, OC | |
| 3 | 3 | Sascha Kindred | 33.36 | ||
| 4 | 2 | Iaroslav Semenenko | 33.53 | ||
| 5 | 6 | Matthew Whorwood | 33.91 | ||
| 6 | 7 | Ju Song Rim | 47.87 | ||
| Rank | Lane | Name | Nationality | Time | Notes |
|---|---|---|---|---|---|
| 1 | 4 | Xu Qing | 30.11 | Q | |
| 2 | 5 | Tao Zheng | 30.33 | Q | |
| 3 | 3 | Kyosuke Oyama | 32.04 | Q | |
| 4 | 6 | Adriano de Lima | 33.18 | ||
| 5 | 2 | Aaron Rhind | 34.74 | ||
| 6 | 7 | Daniel Londono | 34.98 | ||
| Rank | Lane | Name | Nationality | Time | Notes | |
|---|---|---|---|---|---|---|
| 5 | Xu Qing | 28.57 | ||||
| 4 | Lorenzo Perez Escalona | 30.04 | ||||
| 3 | Tao Zheng | 30.06 | ||||
| 4 | 6 | Sebastian Iwanow | 30.83 | |||
| 5 | 7 | Kyosuke Oyama | 31.94 | |||
| 6 | 1 | Matthew Haanappel | 32.13 | OC | ||
| 7 | 2 | Yuan Tang | 32.20 | |||
| 8 | 8 | Darragh McDonald | 33.26 |