The women's 3000 metres steeplechase event at the 2008 World Junior Championships in Athletics was held in Bydgoszcz, Poland, at Zawisza Stadium on 8 and 10 July.
| Gold | Christine Muyanga | |
| Silver | Elizabeth Mueni | |
| Bronze | Korahubish Itaa |
10 July
| Rank | Name | Nationality | Time | Notes | |||
|---|---|---|---|---|---|---|---|
| align=left | align=left | | 9:31.35 | ||||
| align=left | align=left | | 9:36.50 | ||||
| align=left | align=left | | 9:37.81 | ||||
| 4 | align=left | align=left | | 9:38.44 | |||
| 5 | align=left | align=left |  | 10:00.87 | |||
| 6 | align=left | align=left | 10:07.15 | ||||
| 7 | align=left | align=left |  | 10:12.74 | |||
| 8 | align=left | align=left |  | 10:16.31 | |||
| 9 | align=left | align=left |  | 10:16.32 | |||
| 10 | align=left | align=left |  | 10:16.54 | |||
| 11 | align=left | align=left |  | 10:25.84 | |||
| 12 | align=left | align=left |  | 10:29.77 |
8 July
| Rank | Name | Nationality | Time | Notes | |||
|---|---|---|---|---|---|---|---|
| 1 | align=left | align=left | | 10:07.47 | Q | ||
| 2 | align=left | align=left | | 10:08.15 | Q | ||
| 3 | align=left | align=left | 10:10.39 | Q | |||
| 4 | align=left | align=left | | 10:11.82 | Q | ||
| 5 | align=left | align=left | | 10:15.67 | q | ||
| 6 | align=left | align=left | | 10:22.18 | q | ||
| 7 | align=left | align=left | | 10:23.72 | q | ||
| 8 | align=left | align=left | | 10:23.88 | q | ||
| 9 | align=left | align=left |  | 10:24.14 | |||
| 10 | align=left | align=left | 10:34.83 | ||||
| 11 | align=left | align=left |  | 10:41.46 | |||
| 12 | align=left | align=left |  | 10:42.94 | |||
| 13 | align=left | align=left | 10:46.63 | ||||
| 14 | align=left | align=left |  | 10:50.45 | |||
| 15 | align=left | align=left |  | 10:57.47 |
| Rank | Name | Nationality | Time | Notes | |||
|---|---|---|---|---|---|---|---|
| 1 | align=left | align=left | | 9:59.88 | Q | ||
| 2 | align=left | align=left | | 10:00.27 | Q | ||
| 3 | align=left | align=left | | 10:17.92 | Q | ||
| 4 | align=left | align=left | | 10:19.20 | Q | ||
| 5 | align=left | align=left | | 10:30.61 | |||
| 6 | align=left | align=left | | 10:37.96 | |||
| 7 | align=left | align=left | | 10:38.68 | |||
| 8 | align=left | align=left |  | 10:41.62 | |||
| 9 | align=left | align=left | | 10:43.71 | |||
| 10 | align=left | align=left |  | 10:44.07 | |||
| 11 | align=left | align=left | 10:49.19 | ||||
| 12 | align=left | align=left | 10:50.87 | ||||
| 13 | align=left | align=left |  | 10:54.06 | |||
| 14 | align=left | align=left |  | 11:04.56 | |||
| align=left | align=left |  | DNF |
According to an unofficial count, 30 athletes from 23 countries participated in the event.