The women's javelin throw event at the 2014 World Junior Championships in Athletics was held in Eugene, Oregon, USA, at Hayward Field on 22 and 24 July.
| Gold | Ekaterina Starygina | |
| Silver | Sofi Flinck | |
| Bronze | Sara Kolak |
24 July
Start time: 19:30 Temperature: 22 °C Humidity: 46 %
End time: 20:28 Temperature: 21 °C Humidity: 53 %
| Rank | Name | Nationality | Attempts | Result | Notes | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | 3 | 4 | 5 | 6 | ||||||||
| align=left | align=left | | 54.62 | 55.98 | x | x | 55.00 | 56.85 | 56.85 | SB | |||
| align=left | align=left | | 55.29 | 52.10 | 54.88 | 47.45 | 54.38 | 56.70 | 56.70 | ||||
| align=left | align=left | 52.65 | 53.03 | 55.66 | x | x | 55.74 | 55.74 | |||||
| 4 | align=left | align=left |  | 49.14 | 54.14 | 53.39 | 49.76 | 53.39 | 52.22 | 54.14 | |||
| 5 | align=left | align=left | | 53.66 | 53.63 | 53.00 | 52.23 | 48.29 | 50.13 | 53.66 | |||
| 6 | align=left | align=left | x | 53.53 | 49.54 | x | x | 51.81 | 53.53 | ||||
| 7 | align=left | align=left |  | x | 53.19 | x | 52.09 | x | x | 53.19 | |||
| 8 | align=left | align=left |  | 49.82 | 52.08 | 49.61 | 46.20 | 51.76 | 50.67 | 52.08 | |||
| 9 | align=left | align=left |  | 50.07 | 49.42 | 50.72 | 50.72 | ||||||
| 10 | align=left | align=left |  | 49.84 | 46.78 | 47.53 | 49.84 | ||||||
| 11 | align=left | align=left |  | 49.75 | 48.13 | x | 49.75 | ||||||
| 12 | align=left | align=left |  | 44.62 | 43.72 | x | 44.62 | ||||||
22 July
With qualifying standard of 53.00 (Q) or at least the 12 best performers (q) advance to the Final
| Rank | Name | Nationality | Result | Notes | |||
|---|---|---|---|---|---|---|---|
| 1 | align=left | align=left | | 56.23 | Q | ||
| 2 | align=left | align=left | | 56.04 | Q | ||
| 3 | align=left | align=left | | 55.78 | Q | ||
| 4 | align=left | align=left | | 54.80 | Q | ||
| 5 | align=left | align=left | | 53.06 | Q | ||
| 6 | align=left | align=left | 53.06 | Q | |||
| 7 | align=left | align=left | | 52.59 | q | ||
| 8 | align=left | align=left | | 52.43 | q | ||
| 9 | align=left | align=left | 51.88 | q | |||
| 10 | align=left | align=left | | 51.67 | q | ||
| 11 | align=left | align=left | | 51.64 | q | ||
| 12 | align=left | align=left | | 51.64 | q | ||
| 13 | align=left | align=left | | 51.55 | |||
| 14 | align=left | align=left |  | 50.36 | |||
| 15 | align=left | align=left |  | 50.19 | |||
| 16 | align=left | align=left |  | 49.68 | |||
| 17 | align=left | align=left | | 49.42 | |||
| 18 | align=left | align=left |  | 49.29 | |||
| 19 | align=left | align=left |  | 49.29 | |||
| 20 | align=left | align=left | | 48.29 | |||
| 21 | align=left | align=left |  | 48.19 | |||
| 22 | align=left | align=left | 47.86 | ||||
| 23 | align=left | align=left | 47.50 | ||||
| 24 | align=left | align=left | | 46.99 | |||
| 25 | align=left | align=left | | 46.32 | |||
| 25 | align=left | align=left |  | 46.32 | |||
| 27 | align=left | align=left | 46.26 | ||||
| 28 | align=left | align=left |  | 45.12 | |||
| 29 | align=left | align=left | 43.57 | ||||
| 30 | align=left | align=left |  | 43.17 | |||
| 31 | align=left | align=left | 42.82 | ||||
| 32 | align=left | align=left | | 40.40 |
With qualifying standard of 53.00 (Q) or at least the 12 best performers (q) advance to the Final
24 July
Start time; 10:04 Temperature: 17 °C Humidity: 72 %
End time: 10:43 Temperature: 18 °C Humidity: 73 %
| Rank | Name | Nationality | Attempts | Result | Notes | |||||
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | 3 | ||||||||
| 1 | align=left | align=left | | 56.23 | 56.23 | Q | ||||
| 2 | align=left | align=left | | 56.04 | 56.04 | Q | ||||
| 3 | align=left | align=left | | 41.93 | 49.81 | 53.06 | 53.06 | Q | ||
| 4 | align=left | align=left | | 51.52 | 50.14 | 52.59 | 52.59 | q | ||
| 5 | align=left | align=left | | 49.00 | 51.55 | 46.00 | 51.55 | |||
| 6 | align=left | align=left | | 49.72 | 48.72 | 50.36 | 50.36 | |||
| 7 | align=left | align=left | | 43.76 | x | 50.19 | 50.19 | |||
| 8 | align=left | align=left | | 46.46 | 48.48 | 49.29 | 49.29 | |||
| 9 | align=left | align=left | | 46.23 | 48.19 | 45.15 | 48.19 | |||
| 10 | align=left | align=left | 39.94 | 47.50 | 46.08 | 47.50 | ||||
| 11 | align=left | align=left | | 46.99 | 45.66 | 46.74 | 46.99 | |||
| 12 | align=left | align=left | 40.43 | 46.25 | 46.26 | 46.26 | ||||
| 13 | align=left | align=left | | 45.12 | x | 42.70 | 45.12 | |||
| 14 | align=left | align=left | 43.57 | x | 37.29 | 43.57 | ||||
| 15 | align=left | align=left | | x | x | 43.17 | 43.17 | |||
| 16 | align=left | align=left | | 35.29 | 40.40 | 39.36 | 40.40 | |||
24 July
Start time; 11:22 Temperature: 20 °C Humidity: 60 %
End time: 11:58 Temperature: 20 °C Humidity: 60 %
| Rank | Name | Nationality | Attempts | Result | Notes | |||||
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | 3 | ||||||||
| 1 | align=left | align=left | | 55.78 | 55.78 | Q | ||||
| 2 | align=left | align=left | | 54.80 | 54.80 | Q | ||||
| 3 | align=left | align=left | 48.18 | 53.06 | 53.06 | Q | ||||
| 4 | align=left | align=left | | 44.79 | 52.43 | x | 52.43 | q | ||
| 5 | align=left | align=left | 51.06 | 51.88 | 50.47 | 51.88 | q | |||
| 6 | align=left | align=left | | 51.67 | 50.18 | 48.20 | 51.67 | q | ||
| 7 | align=left | align=left | | 51.64 | 51.11 | 49.63 | 51.64 | q | ||
| 8 | align=left | align=left | | 48.94 | 51.64 | 48.20 | 51.64 | q | ||
| 9 | align=left | align=left | | 49.68 | 47.82 | 45.20 | 49.68 | |||
| 10 | align=left | align=left | | 44.37 | 45.66 | 49.42 | 49.42 | |||
| 11 | align=left | align=left | | 48.32 | 48.06 | 49.29 | 49.29 | |||
| 12 | align=left | align=left | | 48.29 | 46.95 | 46.11 | 48.29 | |||
| 13 | align=left | align=left | 46.04 | 47.17 | 47.86 | 47.86 | ||||
| 14 | align=left | align=left | | 46.32 | x | x | 46.32 | |||
| 14 | align=left | align=left | | 46.32 | x | x | 46.32 | |||
| 16 | align=left | align=left | x | 42.02 | 42.82 | 42.82 | ||||
According to an unofficial count, 32 athletes from 25 countries participated in the event.