| Event: | Men's 50 metre freestyle S3 |
| Games: | 2008 Summer |
| Venue: | Beijing National Aquatics Center |
| Dates: | September 7 |
| Competitors: | 11 |
| Nations: | 10 |
| Gold: | Dmytro Vynohradets |
| Goldnpc: | UKR |
| Silver: | Du Jianping |
| Silvernpc: | CHN |
| Bronze: | Byeong-Eon Min |
| Bronzenpc: | KOR |
The men's 50 metre freestyle S3 event at the 2008 Paralympic Games took place on September 7, at the Beijing National Aquatics Center.
Two heats were held, with eleven swimmers in total. The swimmers with the eight fastest times advanced to the final; there, they all competed in a single final heat to earn final placements.
| Rank | Name | Nationality | Time | Notes | |
|---|---|---|---|---|---|
| 1 | Du Jianping | 52.70 | Q | ||
| 2 | Dmytro Vynohradets | 53.71 | Q | ||
| 3 | Miguel Angel Martinez | 57.32 | Q | ||
| 4 | Albert Bakaev | 58.64 | Q | ||
| 5 | Michael Demarco | 1:00.69 | Q | ||
| 6 | Loi Si Ao | 1:23.77 |
| Rank | Name | Nationality | Time | Notes | |
|---|---|---|---|---|---|
| 1 | Byeong Eon Min | 46.91 | Q | ||
| 2 | Ioannis Kostakis | 49.87 | Q | ||
| 3 | Li Hanhua | 50.13 | Q | ||
| 4 | Cristopher Tronco | 1:05.00 | |||
| 5 | Jimmy Eulert | DQ |
| Rank | Name | Nationality | Time | Notes | |
|---|---|---|---|---|---|
| 42.60 | WR | ||||
| 44.19 | |||||
| 45.75 | |||||
| 4 | 47.15 | ||||
| 5 | 49.84 | ||||
| 6 | Miguel Angel Martinez | 57.11 | |||
| 7 | 1:01.69 | ||||
| 8 | 1:03.95 |