The women's long jump at the 2012 World Junior Championships in Athletics was held at the Estadi Olímpic Lluís Companys on 12 and 13 July.[1] The event was won by British heptathlon specialist Katarina Johnson-Thompson.
| width=200 bgcolor=gold | Gold | width=200 bgcolor=silver | Silver | width=200 bgcolor=CC9966 | Bronze |
| Katarina Johnson-Thompson | Lena Malkus | Jazmin Sawyers |
, the existing world junior and championship records were as follows.
| World Junior Record | 7.14 m | Bratislava, Czechoslovakia | 4 June 1983 | ||
| Championship Record | 6.88 m | Sudbury, Canada | 30 July 1988 | ||
| World Junior Leading | 6.64 m | Birmingham, Great Britain | 24 June 2012 | ||
| Broken records during the 2012 World Junior Championships in Athletics | |||||
|---|---|---|---|---|---|
| World Junior Leading | 6.67 | Barcelona, Spain | 13 July 2012 | ||
Qualification: Standard 6.30 m (Q) or at least best 12 qualified (q)
| Rank | Group | Name | Nationality |
|
|
| Result | Note | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | B | 6.58 | 6.58 | Q | |||||
| 2 | A | 6.21 | 6.51 | 6.51 | Q | ||||
| 3 | A | 6.28 | 6.45 | 6.45 | Q | ||||
| 4 | A | X | 5.94 | 6.44 | 6.44 | Q | |||
| 5 | A | 6.20 | 6.40 | 6.40 | Q | ||||
| 6 | B | 6.33 | 6.33 | Q | |||||
| 7 | A | 6.25 | 5.99 | 6.32 | 6.32 | Q | |||
| 8 | A | 6.30 | 6.30 | Q | |||||
| 9 | B | 6.07 | 6.08 | 6.26 | 6.26 | q | |||
| 10 | B | X | 6.02 | 6.25 | 6.25 | q | |||
| 11 | A | X | 6.22 | 6.04 | 6.22 | q | |||
| 12 | B | 5.82 | 6.20 | 6.04 | 6.20 | q | |||
| 13 | B | 6.16 | X | X | 6.16 | ||||
| 14 | B | 6.13 | 5.91 | 6.15 | 6.15 | ||||
| 15 | B | 6.15 | 6.12 | 6.11 | 6.15 | PB | |||
| 16 | B | 5.85 | 5.78 | 6.13 | 6.13 | ||||
| 17 | B | 6.12 | 5.82 | 3.68 | 6.12 | ||||
| 18 | A | 6.07 | 6.09 | 6.08 | 6.09 | ||||
| 19 | A | 5.46 | 6.05 | 6.08 | 6.08 | ||||
| 20 | A | X | 5.75 | 6.08 | 6.08 | ||||
| 21 | A | X | X | 6.00 | 6.00 | ||||
| 22 | A | 5.98 | 5.79 | 5.78 | 5.98 | ||||
| 23 | B | 5.86 | 5.94 | 5.94 | 5.94 | ||||
| 24 | A | 5.79 | 7.11 | 5.88 | 5.88 | ||||
| 25 | B | 5.57 | 5.66 | 5.88 | 5.88 | ||||
| 26 | A | 5.78 | 5.56 | 5.74 | 5.78 | ||||
| 27 | B | X | 5.77 | X | 5.77 | ||||
| 28 | A | X | 5.74 | X | 5.74 | ||||
| 29 | B | X | X | 5.71 | 5.71 | ||||
| 30 | A | 5.70 | 5.67 | X | 5.70 | ||||
| 31 | B | X | X | 5.54 | 5.54 | ||||
| – | B |
| Rank | Name | Nationality |
|
|
|
|
|
| Result | Note | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 6.57 | 6.56 | 6.81 | 5.39 | 5.05 | X | 6.81 | |||||
| 6.47 | 6.18 | 6.28 | 6.38 | X | 6.80 | 6.80 | |||||
| 6.67 | X | X | X | X | X | 6.67 | WJL | ||||
| 4 | 6.25 | 6.42 | 6.19 | 6.58 | 6.33 | 6.51 | 6.58 | NJ | |||
| 5 | X | 6.52 | 6.41 | 6.38 | 6.20 | X | 6.52 | ||||
| 6 | 6.51 | 6.01 | 6.45 | 6.46 | 6.23 | X | 6.51 | ||||
| 7 | X | 6.34 | 4.90 | X | 6.42 | X | 6.42 | ||||
| 8 | 6.05 | X | 6.35 | 6.24 | X | 6.10 | 6.35 | ||||
| 9 | 6.32 | 6.24 | 6.33 | 6.33 | |||||||
| 10 | 6.11 | 6.30 | 6.33 | 6.33 | |||||||
| 11 | X | 6.22 | 6.30 | 6.30 | |||||||
| 12 | 5.95 | 6.08 | 5.95 | 6.08 |
According to an unofficial count, 31 athletes from 23 countries participated in the event.