Swimming at the 2008 Summer Olympics – Men's 1500 metre freestyle Heats Heats

| Heat | Lane | Name_ | Nationality | Time_ |
|---|---|---|---|---|
| 5 | 5 | Grant Hackett | Australia | 14:38.92 |
| 3 | 5 | Ryan Cochrane | Canada | 14:40.84 |
| 3 | 4 | Yuri Prilukov | Russia | 14:41.13 |
| 5 | 6 | Zhang Lin | China | 14:45.84 |
| 3 | 3 | David Davies | Great Britain | 14:46.11 |
| 4 | 6 | Oussama Mellouli | Tunisia | 14:47.76 |
| 4 | 2 | Sun Yang | China | 14:48.39 |
| 5 | 3 | Larsen Jensen | United States | 14:49.53 |
| 4 | 4 | Mateusz Sawrymowicz | Poland | 14:50.30 |
| 4 | 5 | Federico Colbertaldo | Italy | 14:51.44 |
| 5 | 4 | Peter Vanderkaay | United States | 14:52.11 |
| 5 | 1 | Spyridon Gianniotis | Greece | 14:53.32 |
| 2 | 3 | Nicolas Rostoucher | France | 15:00.58 |
| 2 | 5 | Mads Glæsner | Denmark | 15:03.33 |
| 4 | 3 | Craig Stevens | Australia | 15:04.82 |
| 3 | 6 | Park Tae-Hwan | South Korea | 15:05.55 |