The men's javelin throw event at the 2005 European Athletics U23 Championships was held in Erfurt, Germany, at Steigerwaldstadion on 15 and 17 July.
| Gold | Igor Janik | |
| Silver | Antti Ruuskanen | |
| Bronze | Magnus Arvidsson |
17 July
| Rank | Name | Nationality | Attempts | Result | Notes | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | 3 | 4 | 5 | 6 | ||||||||
| align=left | align=left | | 72.71 | 77.25 | 77.03 | x | x | 75.50 | 77.25 | ||||
| align=left | align=left | | 73.76 | 75.04 | 74.81 | 75.31 | 76.82 | 72.88 | 76.82 | ||||
| align=left | align=left | | 74.83 | 76.15 | 71.94 | 74.06 | 68.10 | 70.41 | 76.15 | ||||
| 4 | align=left | align=left |  | 73.58 | x | 74.81 | 76.12 | x | 72.04 | 76.12 | |||
| 5 | align=left | align=left | | 69.53 | 70.90 | 75.25 | x | x | 75.25 | 75.25 | |||
| 6 | align=left | align=left | | 69.61 | 74.97 | 74.30 | 70.97 | 72.28 | x | 74.97 | |||
| 7 | align=left | align=left |  | 62.56 | 67.09 | 72.81 | 70.42 | 70.39 | 64.28 | 72.81 | |||
| 8 | align=left | align=left |  | x | 71.74 | x | 70.52 | 70.92 | 69.07 | 71.74 | |||
| 9 | align=left | align=left | | x | 69.18 | x | 69.18 | ||||||
| 10 | align=left | align=left |  | 69.13 | x | 67.68 | 69.13 | ||||||
| 11 | align=left | align=left | x | 65.12 | 60.81 | 65.12 | |||||||
| 12 | align=left | align=left | 62.26 | 63.00 | 63.62 | 63.62 | |||||||
15 July
Qualifying 72.50 or 12 best to the Final
| Rank | Name | Nationality | Result | Notes | |||
|---|---|---|---|---|---|---|---|
| 1 | align=left | align=left | | 81.14 | Q | ||
| 2 | align=left | align=left | | 78.88 | Q | ||
| 3 | align=left | align=left | | 74.85 | Q | ||
| 4 | align=left | align=left | | 73.13 | Q | ||
| 5 | align=left | align=left | | 72.52 | Q | ||
| 6 | align=left | align=left | | 68.64 | q | ||
| 7 | align=left | align=left | 67.58 | ||||
| 8 | align=left | align=left | 63.39 |
| Rank | Name | Nationality | Result | Notes | |||
|---|---|---|---|---|---|---|---|
| 1 | align=left | align=left | | 75.98 | Q | ||
| 2 | align=left | align=left | | 72.86 | Q | ||
| 3 | align=left | align=left | | 72.76 | Q | ||
| 4 | align=left | align=left | | 71.62 | q | ||
| 5 | align=left | align=left | 69.84 | q | |||
| 6 | align=left | align=left | 68.58 | q | |||
| 7 | align=left | align=left | | 66.88 |
According to an unofficial count, 15 athletes from 10 countries participated in the event.
(1) (2) (3) (1) (1) (2) (1)