The men's 1500 metres event at the 1999 All-Africa Games was held at the Johannesburg Stadium.[1]
| width=200 bgcolor=gold | Gold | width=200 bgcolor=silver | Silver | width=200 bgcolor=CC9966 | Bronze |
| Hailu Mekonnen | David Lelei | Frederick Cheruiyot |
Qualification: First 4 of each heat (Q) and the next 4 fastest (q) qualified for the final.
| Rank | Heat | Name | Nationality | Time | Notes | |
|---|---|---|---|---|---|---|
| 1 | 1 | 3:42.23 | Q | |||
| 2 | 1 | 3:42.29 | Q | |||
| 3 | 1 | 3:42.97 | Q | |||
| 4 | 1 | 3:43.11 | Q | |||
| 5 | 1 | 3:43.11 | q | |||
| 6 | 1 | 3:43.84 | q | |||
| 7 | 1 | 3:47.68 | q | |||
| 8 | 2 | 3:48.89 | Q | |||
| 9 | 2 | 3:48.93 | Q | |||
| 10 | 2 | 3:49.12 | Q | |||
| 11 | 2 | 3:49.58 | Q | |||
| 12 | 2 | 3:49.84 | q | |||
| 13 | 2 | 3:50.71 | ||||
| 14 | 2 | 3:53.60 | ||||
| 15 | 2 | 3:53.87 | ||||
| 16 | 1 | 3:58.15 | ||||
| 17 | 2 | 3:58.69 | ||||
| 18 | 2 | 3:59.90 | ||||
| 19 | 1 | 4:06.87 | ||||
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| Rank | Name | Nationality | Time | Notes | |
|---|---|---|---|---|---|
| 3:39.73 | |||||
| 3:40.46 | |||||
| 3:41.21 | |||||
| 3:41.97 | |||||
| 3:43.04 | |||||
| 3:43.57 | |||||
| 3:45.40 | |||||
| 3:45.73 | |||||
| 3:46.67 | |||||
| 10 | 3:47.53 | ||||
| 11 | 3:53.33 | ||||