The women's 800 metres event at the 2007 European Athletics U23 Championships was held in Debrecen, Hungary, at Gyulai István Atlétikai Stadion on 12 and 14 July 2007.
| Gold | Mariya Shapayeva | |
| Silver | Élodie Guégan | |
| Bronze | Vanja Perišić |
14 July
| Rank | Name | Nationality | Time | Notes | |||
|---|---|---|---|---|---|---|---|
| align=left | align=left | | 2:00.86 | ||||
| align=left | align=left | | 2:01.26 | ||||
| align=left | align=left | 2:01.34 | |||||
| 4 | align=left | align=left |  | 2:01.42 | |||
| 5 | align=left | align=left | 2:02.72 | ||||
| 6 | align=left | align=left | 2:03.07 | ||||
| 7 | align=left | align=left | | 2:03.50 | |||
| 8 | align=left | align=left |  | 2:04.17 |
12 July
Qualified: first 2 in each heat and 2 best to the Final
| Rank | Name | Nationality | Time | Notes | |||
|---|---|---|---|---|---|---|---|
| 1 | align=left | align=left | | 2:01.49 | Q | ||
| 2 | align=left | align=left | 2:02.82 | Q | |||
| 3 | align=left | align=left | | 2:04.89 | q | ||
| 4 | align=left | align=left |  | 2:08.81 | |||
| 5 | align=left | align=left |  | 2:09.29 |
| Rank | Name | Nationality | Time | Notes | |||
|---|---|---|---|---|---|---|---|
| 1 | align=left | align=left | 2:03.89 | Q | |||
| 2 | align=left | align=left | | 2:04.19 | Q | ||
| 3 | align=left | align=left | | 2:05.10 | |||
| 4 | align=left | align=left |  | 2:05.96 | |||
| 5 | align=left | align=left | | 2:07.04 | |||
| 6 | align=left | align=left |  | 2:09.77 |
| Rank | Name | Nationality | Time | Notes | |||
|---|---|---|---|---|---|---|---|
| 1 | align=left | align=left | | 2:03.60 | Q | ||
| 2 | align=left | align=left | 2:04.02 | Q | |||
| 3 | align=left | align=left | | 2:04.50 | q | ||
| 4 | align=left | align=left | | 2:07.02 | |||
| 5 | align=left | align=left |  | 2:09.46 | |||
| 6 | align=left | align=left |  | 2:09.67 |
According to an unofficial count, 17 athletes from 12 countries participated in the event.
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