The men's 800 metres at the 2012 World Junior Championships in Athletics was held at the Estadi Olímpic Lluís Companys on 13, 14, and 15 July. [1] [2] [3]
| Gold | Nigel Amos |
| Silver | Timothy Kitum |
| Bronze | Edwin Kiplagat Melly |
Prior to the competition [update] , the existing world junior and championship records were as follows.
| World Junior Record | 1:42.69 | Oslo, Norway | 6 June 2008 | |
| Championship Record | 1:44.77 | Seoul, South Korea | 18 September 1992 | |
| World Junior Leading | 1:43.11 | Mannheim, Germany | 9 June 2012 | |
| Broken records during the 2012 World Junior Championships in Athletics | ||||
|---|---|---|---|---|
| Championship Record | 1:43.79 | Barcelona, Spain | 15 July 2012 | |
Qualification: The first 3 of each heat (Q) and the 3 fastest times (q) qualified
Qualification: The first 2 of each heat (Q) and the 2 fastest times (q) qualified
| Rank | Heat | Lane | Name | Nationality | Time | Note |
|---|---|---|---|---|---|---|
| 1 | 3 | 8 | Edwin Kiplagat Melly | 1:47.08 | Q, PB | |
| 2 | 3 | 5 | Wesley Vazquez | 1:47.37 | Q | |
| 3 | 3 | 6 | Brandon McBride | 1:47.69 | q | |
| 4 | 3 | 7 | Mark English | 1:47.77 | q | |
| 5 | 3 | 4 | Radouane Baaziri | 1:48.10 | ||
| 6 | 2 | 5 | Timothy Kitum | 1:49.09 | Q | |
| 7 | 2 | 8 | Mohamed Belbachir | 1:49.46 | Q | |
| 8 | 1 | 7 | Nijel Amos | 1:49.67 | Q | |
| 9 | 2 | 4 | Jena Umar | 1:49.68 | ||
| 10 | 3 | 3 | Nikolaus Franzmair | 1:49.71 | ||
| 11 | 3 | 2 | Muayad Mohamed Ahmed | 1:49.79 | ||
| 12 | 1 | 9 | Dennis Krüger | 1:49.89 | Q | |
| 12 | 2 | 6 | Jamal Hairane | 1:49.89 | ||
| 14 | 1 | 5 | Žan Rudolf | 1:49.93 | ||
| 15 | 2 | 7 | Sho Kawamoto | 1:50.17 | ||
| 16 | 2 | 9 | Elnazeer Abdelgader | 1:51.18 | ||
| 17 | 2 | 2 | Shaquille Walker | 1:51.43 | ||
| 18 | 3 | 9 | Anthonio Mascoll | 1:51.44 | ||
| 19 | 1 | 2 | Shaquille Dill | 1:51.66 | ||
| 20 | 2 | 3 | Kevin Stadler | 1:52.23 | ||
| 21 | 1 | 3 | Dominik Stadlmann | 1:52.43 | ||
| 22 | 1 | 6 | Thapelo Madiba | 1:53.10 | ||
| 23 | 1 | 8 | Ben Waterman | 1:53.78 | ||
| 24 | 1 | 4 | Tyler Smith | 1:54.95 |
| Rank | Lane | Name | Nationality | Time | Note |
|---|---|---|---|---|---|
| 6 | Nijel Amos | 1:43.79 | CR | ||
| 5 | Timothy Kitum | 1:44.56 | |||
| 4 | Edwin Kiplagat Melly | 1:44.79 | PB | ||
| 4 | 7 | Wesley Vazquez | 1:45.29 | NJ | |
| 5 | 3 | Mark English | 1:46.02 | ||
| 6 | 9 | Brandon McBride | 1:46.07 | NJ | |
| 7 | 8 | Mohamed Belbachir | 1:46.70 | NJ | |
| 8 | 2 | Dennis Krüger | 1:46.92 | PB |
According to an unofficial count, 60 athletes from 41 countries participated in the event.