The men's javelin throw event at the 1992 World Junior Championships in Athletics was held in Seoul, Korea, at Olympic Stadium on 16 and 18 September.
| Gold | Aki Parviainen | |
| Silver | Boris Henry | |
| Bronze | Kóstas Gatsioúdis |
The final took place on September 18, and the tournament table is below:
| Rank | Name | Nationality | Attempts | Result | Notes | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | 3 | 4 | 5 | 6 | ||||||||
| align=left | align=left | | 76.18 | 76.34 | 72.22 | 74.86 | 71.24 | x | 76.34 | ||||
| align=left | align=left | 74.24 | 75.62 | 76.04 | 71.80 | 75.96 | 75.16 | 76.04 | |||||
| align=left | align=left | 75.92 | - | - | - | - | - | 75.92 | |||||
| 4 | align=left | align=left | | 70.28 | 69.28 | 70.34 | 68.78 | 71.82 | 72.92 | 72.92 | |||
| 5 | align=left | align=left | 71.96 | 69.56 | 71.04 | 71.54 | 72.34 | 72.52 | 71.04 | ||||
| 6 | align=left | align=left |  | 70.60 | x | 57.82 | 70.52 | 65.32 | 62.86 | 70.60 | |||
| 7 | align=left | align=left | 68.66 | x | 69.40 | 65.00 | x | x | 69.40 | ||||
| 8 | align=left | align=left |  | 69.06 | - | 64.52 | 61.64 | - | 64.38 | 69.06 | |||
| 9 | align=left | align=left |  | 68.40 | 66.42 | 68.08 | 68.40 | ||||||
| 10 | align=left | align=left |  | 66.04 | x | 61.36 | 66.04 | ||||||
| 11 | align=left | align=left | 64.48 | 64.32 | 65.02 | 65.02 | |||||||
| 12 | align=left | align=left | | 60.54 | 62.14 | 61.10 | 62.14 | ||||||
16 Sep
| Rank | Name | Nationality | Attempts | Result | Notes | |||||
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | 3 | ||||||||
| 1 | align=left | align=left | | 77.12 | - | - | 77.12 | Q | ||
| 2 | align=left | align=left | 68.50 | - | - | 68.50 | Q | |||
| 3 | align=left | align=left | 65.74 | 67.72 | - | 67.72 | Q | |||
| 4 | align=left | align=left | 63.24 | x | 66.92 | 66.92 | q | |||
| 5 | align=left | align=left | | 66.06 | 59.64 | 63.94 | 66.06 | q | ||
| 6 | align=left | align=left | | 63.50 | 65.92 | 65.70 | 65.92 | q | ||
| 7 | align=left | align=left | 55.46 | 63.90 | 58.12 | 63.90 | ||||
| 8 | align=left | align=left |  | 62.40 | x | 56.86 | 62.40 | |||
| 9 | align=left | align=left | 60.84 | 62.24 | x | 62.24 | ||||
| 10 | align=left | align=left |  | 58.36 | 60.24 | 59.88 | 60.24 | |||
| 11 | align=left | align=left | 50.54 | - | - | 50.54 | ||||
| align=left | align=left |  | x | x | x | NM | ||||
| Rank | Name | Nationality | Attempts | Result | Notes | |||||
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | 3 | ||||||||
| 1 | align=left | align=left | 76.82 | - | - | 76.82 | Q | |||
| 2 | align=left | align=left | 73.26 | - | - | 73.26 | Q | |||
| 3 | align=left | align=left | | 68.66 | - | - | 68.66 | Q | ||
| 4 | align=left | align=left | | 67.46 | 68.32 | - | 68.32 | Q | ||
| 5 | align=left | align=left | | 66.88 | 62.10 | 62.28 | 66.88 | q | ||
| 6 | align=left | align=left | | 60.00 | 61.68 | 65.32 | 65.32 | q | ||
| 7 | align=left | align=left |  | 60.36 | 61.02 | 64.50 | 64.50 | |||
| 8 | align=left | align=left |  | 64.42 | 61.42 | 62.64 | 64.42 | |||
| 9 | align=left | align=left | 64.30 | 59.38 | 58.74 | 64.30 | ||||
| 10 | align=left | align=left | 61.18 | 63.68 | 63.70 | 63.70 | ||||
| 11 | align=left | align=left |  | 58.44 | 59.92 | 62.30 | 62.30 | |||
According to an unofficial count, 23 athletes from 19 countries participated in the event.