Athletics at the 2008 Summer Olympics – Men's 200 metres Quarterfinals Quarterfinal 3

| Rank_ | Lane | Athlete | Nationality | Time_ | React |
|---|---|---|---|---|---|
| 1 | 5 | Brendan Christian | Antigua and Barbuda | 20.26 | 0.166 |
| 2 | 8 | Churandy Martina | Netherlands Antilles | 20.42 | 0.155 |
| 3 | 9 | Kristof Beyens | Belgium | 20.50 | 0.155 |
| 4 | 6 | Marcin Jędrusiński | Poland | 20.58 | 0.199 |
| 5 | 4 | Aaron Armstrong | Trinidad and Tobago | 20.58 | 0.155 |
| 6 | 7 | Obinna Metu | Nigeria | 20.65 | 0.195 |
| 7 | 2 | Sandro Viana | Brazil | 21.07 | 0.168 |
| 8 | 3 | Marc Schneeberger | Switzerland | 21.48 | 0.156 |