The men's 3000 metres steeplechase event at the 2016 IAAF World U20 Championships was held at Zdzisław Krzyszkowiak Stadium on 21 and 24 July.
| Gold | Amos Kirui | |
| Silver | Yemane Haileselassie | |
| Bronze | Getnet Wale |
| Standing records prior to the 2016 IAAF World U20 Championships in Athletics | |||||
|---|---|---|---|---|---|
| World Junior Record | 7:58.66 | Brussels, Belgium | 24 August 2001 | ||
| Championship Record | 8:06.10 | Barcelona, Spain | 15 July 2012 | ||
| World Junior Leading | 8:21.10 | Beijing, China | 18 May 2016 | ||
Qualification: First 5 of each heat (Q) and the 5 fastest times (q) qualified for the final.[1]
| Rank | Heat | Name | Nationality | Time | Note | |
|---|---|---|---|---|---|---|
| 1 | 2 | 8:37.20 | Q | |||
| 2 | 2 | 8:39.05 | Q, PB | |||
| 3 | 1 | 8:43.92 | Q, PB | |||
| 4 | 1 | 8:44.32 | Q | |||
| 5 | 2 | 8:44.49 | Q | |||
| 6 | 2 | 8:44.51 | Q | |||
| 7 | 2 | 8:44.69 | Q, PB | |||
| 8 | 1 | 8:46.31 | Q | |||
| 9 | 1 | 8:47.14 | Q | |||
| 10 | 2 | 8:48.45 | q, PB | |||
| 11 | 2 | 8:51.37 | q | |||
| 12 | 1 | 8:51.50 | Q | |||
| 13 | 2 | 8:52.23 | q | |||
| 14 | 1 | 8:53.51 | q | |||
| 15 | 2 | 8:53.98 | q, PB | |||
| 16 | 1 | 8:57.61 | ||||
| 17 | 1 | 8:59.00 | ||||
| 18 | 1 | 9:01.17 | ||||
| 19 | 1 | 9:03.26 | ||||
| 20 | 2 | 9:03.37 | ||||
| 21 | 2 | 9:09.58 | ||||
| 22 | 1 | 9:10.86 | ||||
| 23 | 2 | 9:13.76 | ||||
| 24 | 2 | 9:20.01 | ||||
| 25 | 1 | 9:25.67 | ||||
| 26 | 2 | 9:29.76 | ||||
| 1 |
| Rank | Name | Nationality | Time | Note | |
|---|---|---|---|---|---|
| 8:20.43 | WU20L | ||||
| 8:22.67 | |||||
| 8:22.83 | |||||
| 8:22.84 | |||||
| 8:32.66 | |||||
| 8:34.28 | PB | ||||
| 8:37.76 | PB | ||||
| 8:39.92 | |||||
| 8:41.79 | NU20R | ||||
| 10 | 8:42.38 | ||||
| 11 | 8:42.56 | PB | |||
| 12 | 8:44.53 | PB | |||
| 13 | 8:44.89 | ||||
| 14 | 8:49.13 | PB | |||
| 15 | 8:53.71 |