The men's 1500 metres event at the 1999 European Athletics U23 Championships was held in Göteborg, Sweden, at Ullevi on 29 and 31 July 1999.
| Gold | Rui Silva | |
| Silver | Gert-Jan Liefers | |
| Bronze | Mehdi Baala |
31 July
| Rank | Name | Nationality | Time | Notes | |||
|---|---|---|---|---|---|---|---|
| align=left | align=left | 3:44.29 | |||||
| align=left | align=left | 3:44.60 | |||||
| align=left | align=left | | 3:45.41 | ||||
| 4 | align=left | align=left |  | 3:45.94 | |||
| 5 | align=left | align=left | 3:45.99 | ||||
| 6 | align=left | align=left | 3:46.41 | ||||
| 7 | align=left | align=left |  | 3:46.79 | |||
| 8 | align=left | align=left | 3:46.87 | ||||
| 9 | align=left | align=left |  | 3:46.88 | |||
| 10 | align=left | align=left |  | 3:47.22 | |||
| 11 | align=left | align=left | 3:49.44 | ||||
| 12 | align=left | align=left | 3:50.79 |
29 July
Qualified: first 4 in each heat and 4 best to the Final
| Rank | Name | Nationality | Time | Notes | |||
|---|---|---|---|---|---|---|---|
| 1 | align=left | align=left | | 3:42.46 | Q | ||
| 2 | align=left | align=left | 3:42.84 | Q | |||
| 3 | align=left | align=left | 3:43.61 | Q | |||
| 4 | align=left | align=left | 3:43.86 | Q | |||
| 5 | align=left | align=left | 3:44.00 | q | |||
| 6 | align=left | align=left | | 3:44.14 | q | ||
| 7 | align=left | align=left | | 3:45.20 | q | ||
| 8 | align=left | align=left |  | 3:45.30 | |||
| 9 | align=left | align=left |  | 3:46.28 | |||
| 10 | align=left | align=left |  | 3:49.40 | |||
| 11 | align=left | align=left | 3:50.41 | ||||
| 12 | align=left | align=left |  | 3:53.69 | |||
| align=left | align=left | DNS |
| Rank | Name | Nationality | Time | Notes | |||
|---|---|---|---|---|---|---|---|
| 1 | align=left | align=left | 3:43.70 | Q | |||
| 2 | align=left | align=left | | 3:.43.86 | Q | ||
| 3 | align=left | align=left | | 3:43.94 | Q | ||
| 4 | align=left | align=left | 3:44.06 | Q | |||
| 5 | align=left | align=left | 3:44.10 | q | |||
| 6 | align=left | align=left | | 3:45.34 | |||
| 7 | align=left | align=left |  | 3:45.58 | |||
| 8 | align=left | align=left | 3:47.09 | ||||
| 9 | align=left | align=left |  | 3:48.31 | |||
| 10 | align=left | align=left |  | 3:52.07 | |||
| 11 | align=left | align=left |  | 3:53.01 | |||
| 12 | align=left | align=left | | 3:54.80 |
According to an unofficial count, 24 athletes from 18 countries participated in the event. The announced athlete from did not show.
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