The men's javelin throw event at the 2014 World Junior Championships in Athletics was held in Eugene, Oregon, USA, at Hayward Field on 25 and 27 July.
| Gold | Gatis Čakšs | |
| Silver | Matija Muhar | |
| Bronze | Andrian Mardare |
27 July
Start time: 15:24 Temperature: 28 °C Humidity: 37 %
End time: 16:29 Temperature: 29 °C Humidity: 35 %
| Rank | Name | Nationality | Attempts | Result | Notes | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | 3 | 4 | 5 | 6 | ||||||||
| align=left | align=left | 70.65 | 70.21 | 70.06 | 70.70 | 70.89 | 74.04 | 74.04 | PB | ||||
| align=left | align=left | 71.72 | 72.97 | 69.53 | 70.09 | 66.52 | x | 72.97 | |||||
| align=left | align=left | | 72.81 | x | 67.20 | x | 68.77 | 69.83 | 72.81 | ||||
| 4 | align=left | align=left | 71.62 | 69.15 | 68.36 | x | x | 71.05 | 71.62 | ||||
| 5 | align=left | align=left |  | 70.15 | x | 70.78 | x | x | 68.14 | 70.78 | |||
| 6 | align=left | align=left |  | 68.97 | 66.85 | 69.96 | 70.58 | 70.54 | 65.09 | 70.58 | |||
| 7 | align=left | align=left | 70.38 | x | x | 64.72 | 64.77 | 65.90 | 70.38 | ||||
| 8 | align=left | align=left |  | 69.73 | 69.66 | 66.75 | 67.34 | 64.70 | x | 69.73 | |||
| 9 | align=left | align=left | 67.94 | x | 61.57 | 67.94 | |||||||
| 10 | align=left | align=left | | x | 67.07 | 66.95 | 67.07 | ||||||
| 11 | align=left | align=left |  | x | 66.10 | x | 66.10 | ||||||
| 12 | align=left | align=left |  | 65.61 | 62.74 | x | 65.61 | ||||||
25 July
With qualifying standard of 72.00 (Q) or at least the 12 best performers (q) advance to the Final
| Rank | Name | Nationality | Result | Notes | |||
|---|---|---|---|---|---|---|---|
| 1 | align=left | align=left | | 74.46 | Q PB | ||
| 2 | align=left | align=left | 70.69 | q | |||
| 3 | align=left | align=left | 70.43 | q | |||
| 4 | align=left | align=left | | 69.99 | q | ||
| 5 | align=left | align=left | | 69.67 | q | ||
| 6 | align=left | align=left | 69.19 | q | |||
| 7 | align=left | align=left | 68.38 | q | |||
| 8 | align=left | align=left | | 68.19 | q | ||
| 9 | align=left | align=left | | 67.64 | q | ||
| 10 | align=left | align=left | 67.19 | q | |||
| 11 | align=left | align=left | | 67.02 | q | ||
| 12 | align=left | align=left | | 66.70 | q | ||
| 13 | align=left | align=left |  | 66.60 | |||
| 14 | align=left | align=left |  | 66.19 | |||
| 15 | align=left | align=left |  | 66.02 | |||
| 16 | align=left | align=left |  | 65.37 | |||
| 17 | align=left | align=left |  | 64.89 | |||
| 18 | align=left | align=left | 64.85 | ||||
| 19 | align=left | align=left | | 63.86 | |||
| 20 | align=left | align=left |  | 63.57 | |||
| 21 | align=left | align=left |  | 63.48 | |||
| 22 | align=left | align=left | | 63.34 | |||
| 23 | align=left | align=left |  | 62.68 | |||
| 24 | align=left | align=left |  | 61.58 | |||
| 25 | align=left | align=left |  | 61.45 | |||
| 26 | align=left | align=left | | 61.36 | |||
| 27 | align=left | align=left |  | 61.20 | |||
| 28 | align=left | align=left |  | 60.34 | |||
| 29 | align=left | align=left |  | 59.59 | |||
| 30 | align=left | align=left | 55.92 | ||||
| align=left | align=left | NM |
With qualifying standard of 72.00 (Q) or at least the 12 best performers (q) advance to the Final
27 July
Start time; 12:35 Temperature: 22 °C Humidity: 50 %
End time: 13:16 Temperature: 24 °C Humidity: 41 %
| Rank | Name | Nationality | Attempts | Result | Notes | |||||
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | 3 | ||||||||
| 1 | align=left | align=left | | 74.46 | 74.46 | Q PB | ||||
| 2 | align=left | align=left | 70.55 | 70.69 | x | 70.69 | q | |||
| 3 | align=left | align=left | 67.20 | 66.45 | 70.43 | 70.43 | q | |||
| 4 | align=left | align=left | | 60.90 | 60.21 | 69.99 | 69.99 | q | ||
| 5 | align=left | align=left | 68.39 | 65.18 | 69.19 | 69.19 | q | |||
| 6 | align=left | align=left | | 68.19 | x | x | 68.19 | q | ||
| 7 | align=left | align=left | | x | 64.60 | 67.02 | 67.02 | q | ||
| 8 | align=left | align=left | | x | 63.86 | x | 63.86 | |||
| 9 | align=left | align=left | | 60.82 | 63.48 | 59.25 | 63.48 | |||
| 10 | align=left | align=left | | 61.28 | 63.34 | 61.22 | 63.34 | |||
| 11 | align=left | align=left | | 59.88 | 55.84 | 62.68 | 62.68 | |||
| 12 | align=left | align=left | | 61.36 | x | 59.87 | 61.36 | |||
| 13 | align=left | align=left | | 59.83 | x | 61.20 | 61.20 | |||
| 14 | align=left | align=left | | 58.85 | x | 59.59 | 59.59 | |||
| align=left | align=left | x | x | x | NM | |||||
27 July
Start time; 13:53 Temperature: 24 °C Humidity: 41 %
End time: 14:36 Temperature: 26 °C Humidity: 37 %
| Rank | Name | Nationality | Attempts | Result | Notes | |||||
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | 3 | ||||||||
| 1 | align=left | align=left | | 67.53 | 66.03 | 69.67 | 69.67 | q | ||
| 2 | align=left | align=left | 68.38 | x | x | 68.38 | q | |||
| 3 | align=left | align=left | | 64.89 | 62.01 | 67.64 | 67.64 | q | ||
| 4 | align=left | align=left | x | 65.95 | 67.19 | 67.19 | q | |||
| 5 | align=left | align=left | | x | 66.70 | x | 66.70 | q | ||
| 6 | align=left | align=left | | 65.01 | x | 66.60 | 66.60 | |||
| 7 | align=left | align=left | | 65.19 | 63.83 | 66.19 | 66.19 | |||
| 8 | align=left | align=left | | 66.02 | 62.44 | 60.28 | 66.02 | |||
| 9 | align=left | align=left | | 60.92 | 65.37 | 63.50 | 65.37 | |||
| 10 | align=left | align=left | | 61.30 | 64.59 | 64.89 | 64.89 | |||
| 11 | align=left | align=left | 64.85 | x | 61.22 | 64.85 | ||||
| 12 | align=left | align=left | | 63.57 | 62.17 | x | 63.57 | |||
| 13 | align=left | align=left | | x | x | 61.58 | 61.58 | |||
| 14 | align=left | align=left | | x | 61.45 | x | 61.45 | |||
| 15 | align=left | align=left | | 60.34 | 58.71 | 54.90 | 60.34 | |||
| 16 | align=left | align=left | x | x | 55.92 | 55.92 | ||||
According to an unofficial count, 31 athletes from 27 countries participated in the event.