The men's 1500 metres event at the 2009 European Athletics U23 Championships was held in Kaunas, Lithuania, at S. Dariaus ir S. Girėno stadionas (Darius and Girėnas Stadium) on 17 and 19 July.
| Gold | Ivan Tukhtachev | |
| Silver | James Brewer | |
| Bronze | Jakub Holuša |
19 July
| Rank | Name | Nationality | Time | Notes | |||
|---|---|---|---|---|---|---|---|
| align=left | align=left | | 3:51.19 | ||||
| align=left | align=left | 3:51.33 | |||||
| align=left | align=left | | 3:51.46 | ||||
| 4 | align=left | align=left |  | 3:51.62 | |||
| 5 | align=left | align=left | 3:51.82 | ||||
| 6 | align=left | align=left |  | 3:51.98 | |||
| 7 | align=left | align=left |  | 3:52.12 | |||
| 8 | align=left | align=left |  | 3:52.55 | |||
| 9 | align=left | align=left | | 3:52.59 | |||
| 10 | align=left | align=left | 3:52.94 | ||||
| 11 | align=left | align=left | 3:53.04 | ||||
| 12 | align=left | align=left | | 3:53.47 |
17 July
Qualified: first 4 each heat and 4 best to final
| Rank | Name | Nationality | Time | Notes | |||
|---|---|---|---|---|---|---|---|
| 1 | align=left | align=left | | 3:44.52 | Q | ||
| 2 | align=left | align=left | 3:44.77 | Q | |||
| 3 | align=left | align=left | 3:44.81 | Q | |||
| 4 | align=left | align=left | | 3:44.96 | Q | ||
| 5 | align=left | align=left | | 3:44.98 | q | ||
| 6 | align=left | align=left |  | 3:45.51 | |||
| 7 | align=left | align=left |  | 3:45.91 | |||
| 8 | align=left | align=left | 3:46.80 | ||||
| 9 | align=left | align=left | | 3:47.14 | |||
| 10 | align=left | align=left | 3:47.66 | ||||
| 11 | align=left | align=left |  | 3:53.05 | |||
| 12 | align=left | align=left |  | 3:55.02 |
| Rank | Name | Nationality | Time | Notes | |||
|---|---|---|---|---|---|---|---|
| 1 | align=left | align=left | | 3:43.56 | Q | ||
| 2 | align=left | align=left | 3:43.61 | Q | |||
| 3 | align=left | align=left | 3:43.83 | Q | |||
| 4 | align=left | align=left | | 3:43.95 | Q | ||
| 5 | align=left | align=left | | 3:44.05 | q | ||
| 6 | align=left | align=left | | 3:44.06 | q | ||
| 7 | align=left | align=left | | 3:44.10 | q | ||
| 8 | align=left | align=left |  | 3:47.30 | |||
| 9 | align=left | align=left |  | 3:51.67 | |||
| 10 | align=left | align=left | 3:57.27 | ||||
| 11 | align=left | align=left | | 3:58.68 | |||
| 12 | align=left | align=left | 4:19.57 |
According to an unofficial count, 24 athletes from 16 countries participated in the event.
(1) (1) (1) (3) (1) (1) (1) (1) (1) (1) (2) (2)