The men's 1500 metres at the 2007 World Championships in Athletics was held at the Nagai Stadium on 25, 27 and 29 August. The winning margin was 0.23 seconds.
| width=200 bgcolor=gold | Gold | width=200 bgcolor=silver | Silver | width=200 bgcolor=CC9966 | Bronze |
| Bernard Lagat | Rashid Ramzi | Shedrack Kibet Korir |
Prior to the competition, the following records were as follows.
| World record | 3:26.00 | 14 July 1998 | |||
| Championship record | 3:27.65 | Seville, Spain | 14 August 1999 | ||
| World Leading | 3:30.54 | Saint-Denis, France | 6 July 2007 |
| Date | Time | Round | |
|---|---|---|---|
| August 25, 2007 | 11:25 | Heats | |
| August 27, 2007 | 20:40 | Semifinals | |
| August 29, 2007 | 22:05 | Final |
Qualification: First 6 in each heat (Q) and the next 6 fastest (q) advance to the semifinals.
| Rank | Heat | Name | Nationality | Time | Notes | |
|---|---|---|---|---|---|---|
| 2 | 3:38.65 | Q | ||||
| 2 | 3:38.72 | Q, SB | ||||
| 2 | 3:39.54 | Q | ||||
| 2 | 3:39.55 | Q | ||||
| 2 | 3:39.60 | Q | ||||
| 2 | 3:39.92 | Q | ||||
| 2 | 3:40.18 | q | ||||
| 1 | 3:40.65 | Q | ||||
| 1 | 3:40.73 | Q | ||||
| 10 | 1 | 3:40.93 | Q | |||
| 11 | 1 | 3:40.96 | Q | |||
| 12 | 1 | 3:40.97 | Q | |||
| 13 | 2 | 3:41.05 | q | |||
| 14 | 2 | 3:41.19 | q | |||
| 15 | 3 | 3:41.33 | Q | |||
| 16 | 1 | 3:41.39 | Q | |||
| 17 | 3 | 3:41.43 | Q | |||
| 18 | 2 | 3:41.49 | q | |||
| 19 | 1 | 3:41.58 | q | |||
| 20 | 3 | 3:41.68 | Q | |||
| 21 | 3 | 3:41.71 | Q | |||
| 22 | 3 | 3:41.74 | Q | |||
| 23 | 3 | 3:41.87 | Q | |||
| 24 | 3 | 3:41.96 | q | |||
| 25 | 1 | 3:42.08 | ||||
| 26 | 1 | 3:42.20 | ||||
| 27 | 1 | 3:42.68 | ||||
| 28 | 2 | 3:43.15 | ||||
| 29 | 3 | 3:43.25 | ||||
| 30 | 1 | 3:43.37 | ||||
| 31 | 3 | 3:43.51 | ||||
| 32 | 2 | 3:43.88 | ||||
| 33 | 3 | 3:45.59 | ||||
| 34 | 3 | 3:45.70 | ||||
| 35 | 2 | 3:45.97 | ||||
| 36 | 1 | 3:50.77 | NR | |||
| 37 | 3 | 3:55.18 | ||||
| 38 | 1 | 4:00.61 | ||||
| 39 | 3 | 4:08.31 | SB | |||
| 40 | 3 | 4:10.42 | ||||
| 41 | 2 | 4:19.80 |
Qualification: First 6 in each semifinal (Q) and the next 2 fastest (q) advance to the final.
| Rank | Heat | Name | Nationality | Time | Notes | |
|---|---|---|---|---|---|---|
| 2 | 3:40.53 | Q | ||||
| 2 | 3:40.79 | Q | ||||
| 2 | 3:40.83 | Q | ||||
| 2 | 3:41.01 | Q | ||||
| 2 | 3:41.08 | Q | ||||
| 2 | 3:41.14 | q | ||||
| 2 | 3:41.15 | q | ||||
| 2 | 3:41.17 | |||||
| 2 | 3:41.27 | |||||
| 10 | 1 | 3:42.39 | Q | |||
| 11 | 1 | 3:42.88 | Q | |||
| 12 | 2 | 3:42.93 | ||||
| 13 | 1 | 3:42.99 | Q | |||
| 14 | 1 | 3:43.03 | Q | |||
| 15 | 1 | 3:43.34 | Q | |||
| 16 | 1 | 3:43.39 | ||||
| 17 | 1 | 3:43.41 | ||||
| 18 | 2 | 3:43.64 | ||||
| 19 | 1 | 3:44.15 | q | |||
| 20 | 2 | 3:44.54 | ||||
| 21 | 1 | 3:46.21 | ||||
| 22 | 1 | 4:02.95 | ||||
| 23 | 1 | 4:16.23 | q | |||
| 1 | DSQ |
Note: Mehdi Baala originally won the spot in the final but was later disqualified for causing a collision during his race. Additional spots in the final were awarded to Juan Carlos Higuero and Youssef Baba who suffered in that collision.
| Rank | Name | Nationality | Time | Notes | |
|---|---|---|---|---|---|
| 3:34.77 | |||||
| 3:35.00 | SB | ||||
| 3:35.04 | |||||
| 3:35.24 | PB | ||||
| 3:35.26 | |||||
| 3:35.29 | |||||
| 3:35.62 | |||||
| 3:35.69 | |||||
| 3:35.95 | |||||
| 10 | 3:36.13 | ||||
| 11 | 3:36.44 | ||||
| 12 | 3:37.03 | ||||
| 13 | 3:38.43 | ||||
| 14 | 3:38.78 |