The women's long jump event at the 1990 World Junior Championships in Athletics was held in Plovdiv, Bulgaria, at Deveti Septemvri Stadium on 10 and 11 August.[1]
| Gold | Iva Prandzheva | |
| Silver | Erica Johansson | |
| Bronze | Sandrine Hennart |
11 August
| Rank | Name | Nationality | Attempts | Result | Notes | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | 3 | 4 | 5 | 6 | ||||||||
| align=left | align=left | 6.28 (w: -0.4 m/s) | 6.32 (w: -0.1 m/s) | 6.34 (w: -0.1 m/s) | 5.95 (w: +1.9 m/s) | 6.45 (w: +1.0 m/s) | 6.53 (w: +1.3 m/s) | 6.53 (w: +1.3 m/s) | |||||
| align=left | align=left | | 6.36 (w: -0.2 m/s) | 4.87 (w: +0.2 m/s) | 6.27 (w: -0.6 m/s) | x | 6.50 (w: +0.3 m/s) | 6.40 (w: +1.0 m/s) | 6.50 (w: +0.3 m/s) | ||||
| align=left | align=left | | 6.49 (w: +0.8 m/s) | 6.31 (w: -0.2 m/s) | 6.21 (w: -0.3 m/s) | 6.27 (w: +1.2 m/s) | 6.37 (w: +1.1 m/s) | 6.05 (w: +0.2 m/s) | 6.49 (w: +0.8 m/s) | ||||
| 4 | align=left | align=left |  | 6.05 (w: -0.7 m/s) | 6.17 (w: +0.2 m/s) | 6.23 (w: +0.7 m/s) | x | 6.35 (w: +0.2 m/s) | 6.48 (w: +1.0 m/s) | 6.48 (w: +1.0 m/s) | |||
| 5 | align=left | align=left | 6.46 (w: +0.7 m/s) | 6.40 (w: +0.8 m/s) | 6.32 (w: +0.5 m/s) | x | 6.33 (w: -0.4 m/s) | 6.25 (w: +0.8 m/s) | 6.46 (w: +0.7 m/s) | ||||
| 6 | align=left | align=left | 6.31 (w: -0.4 m/s) | 6.30 (w: +0.6 m/s) | x | 6.25 (w: +1.4 m/s) | x | 6.46 (w: +1.5 m/s) | 6.46 (w: +1.5 m/s) | ||||
| 7 | align=left | align=left | 5.90 (w: +0.4 m/s) | 6.29 (w: +0.1 m/s) | x | 6.33 w (w: +2.3 m/s) | 6.45 (w: +0.9 m/s) | 6.42 (w: +1.2 m/s) | 6.45 (w: +0.9 m/s) | ||||
| 8 | align=left | align=left |  | 6.05 (w: -0.2 m/s) | 6.24 (w: +0.2 m/s) | 6.25 w (w: +2.1 m/s) | 5.95 (w: -0.2 m/s) | 6.14 (w: +0.2 m/s) | 5.75 (w: -0.4 m/s) | 6.25 w (w: +2.1 m/s) | |||
| 9 | align=left | align=left | 6.12 (w: -0.2 m/s) | x | 6.14 (w: +0.8 m/s) | 6.14 (w: +0.8 m/s) | |||||||
| 10 | align=left | align=left |  | 5.96 (w: -0.6 m/s) | x | x | 5.96 (w: -0.6 m/s) | ||||||
| 11 | align=left | align=left |  | 5.76 (w: -1.2 m/s) | 5.68 (w: -0.5 m/s) | 5.95 (w: +0.1 m/s) | 5.95 (w: +0.1 m/s) | ||||||
| align=left | align=left | | x | x | x | NM | |||||||
10 Aug
| Rank | Name | Nationality | Attempts | Result | Notes | |||||
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | 3 | ||||||||
| 1 | align=left | align=left | | 6.54 (w: +1.0 m/s) | - | - | 6.54 (w: +1.0 m/s) | Q | ||
| 2 | align=left | align=left | | x | 6.37 (w: -0.3 m/s) | - | 6.37 (w: -0.3 m/s) | Q | ||
| 3 | align=left | align=left | 5.79 (w: +0.6 m/s) | 6.15 (w: +0.5 m/s) | 6.29 (w: +0.2 m/s) | 6.29 (w: +0.2 m/s) | Q | |||
| 4 | align=left | align=left | 5.90 (w: -0.8 m/s) | 5.87 (w: +0.1 m/s) | 6.24 (w: -0.2 m/s) | 6.24 (w: -0.2 m/s) | q | |||
| 5 | align=left | align=left | | 6.22 (w: +1.2 m/s) | 6.07 (w: -0.7 m/s) | 6.06 (w: -0.3 m/s) | 6.22 (w: +1.2 m/s) | q | ||
| 6 | align=left | align=left | 6.12 (w: +0.2 m/s) | x | 5.99 (w: -0.3 m/s) | 6.12 (w: +0.2 m/s) | q | |||
| 7 | align=left | align=left | | 6.10 (w: -0.3 m/s) | x | 5.96 (w: -1.1 m/s) | 6.10 (w: -0.3 m/s) | q | ||
| 8 | align=left | align=left |  | 5.44 (w: NWI) | x | 5.95 (w: -0.2 m/s) | 5.95 (w: -0.2 m/s) | |||
| 9 | align=left | align=left |  | x | x | 5.93 (w: -0.2 m/s) | 5.93 (w: -0.2 m/s) | |||
| 10 | align=left | align=left |  | x | 5.72 (w: -0.3 m/s) | x | 5.72 (w: -0.3 m/s) | |||
| align=left | align=left | x | x | x | NM | |||||
| Rank | Name | Nationality | Attempts | Result | Notes | |||||
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | 3 | ||||||||
| 1 | align=left | align=left | | 6.00 (w: +0.8 m/s) | 6.11 (w: -2.0 m/s) | 6.34 (w: +1.2 m/s) | 6.34 (w: +1.2 m/s) | Q | ||
| 2 | align=left | align=left | 6.15 (w: -0.4 m/s) | 6.31 (w: +0.3 m/s) | - | 6.31 (w: +0.3 m/s) | Q | |||
| 3 | align=left | align=left | | x | 6.03 (w: +1.3 m/s) | 6.17 (w: +1.1 m/s) | 6.17 (w: +1.1 m/s) | q | ||
| 4 | align=left | align=left | 4.24 (w: +1.5 m/s) | 6.03 (w: +1.0 m/s) | x | 6.03 (w: +1.0 m/s) | q | |||
| 5 | align=left | align=left | | x | 5.99 (w: -0.6 m/s) | 5.84 (w: -2.4 m/s) | 5.99 (w: -0.6 m/s) | q | ||
| 6 | align=left | align=left |  | 5.63 (w: -2.3 m/s) | x | 5.95 (w: +0.5 m/s) | 5.95 (w: +0.5 m/s) | |||
| 7 | align=left | align=left | 5.80 (w: -1.5 m/s) | 5.84 (w: +1.0 m/s) | 5.76 (w: -0.3 m/s) | 5.84 (w: +1.0 m/s) | ||||
| 8 | align=left | align=left | 5.42 (w: -0.6 m/s) | 5.76 (w: -1.2 m/s) | 5.71 (w: -1.1 m/s) | 5.76 (w: -1.2 m/s) | ||||
| 9 | align=left | align=left | x | x | 5.74 (w: -0.2 m/s) | 5.74 (w: -0.2 m/s) | ||||
| 10 | align=left | align=left |  | x | 5.50 (w: -0.4 m/s) | x | 5.50 (w: -0.4 m/s) | |||
| 11 | align=left | align=left |  | x | x | 5.20 (w: -3.0 m/s) | 5.20 (w: -3.0 m/s) | |||
According to an unofficial count, 22 athletes from 19 countries participated in the event.