The men's hammer throw event at the 2003 European Athletics U23 Championships was held in Bydgoszcz, Poland, at Zawisza Stadion on 19 July.
| Gold | Krisztián Pars | |
| Silver | Eşref Apak | |
| Bronze | Aliaksandr Vashchyla |
19 July
| Rank | Name | Nationality | Attempts | Result | Notes | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | 3 | 4 | 5 | 6 | ||||||||
| align=left | align=left | | x | 72.13 | 77.25 | 64.66 | 74.88 | 75.39 | 77.25 | ||||
| align=left | align=left | | 73.23 | 76.52 | x | 75.06 | 75.21 | x | 76.52 | ||||
| align=left | align=left | | x | 69.42 | 71.77 | 71.91 | 67.73 | x | 71.91 | ||||
| 4 | align=left | align=left | | 62.63 | x | 67.95 | 70.28 | 69.14 | x | 70.28 | |||
| 5 | align=left | align=left |  | x | 66.84 | 67.03 | 68.43 | x | 69.53 | 69.53 | |||
| 6 | align=left | align=left | 67.48 | x | 65.85 | 65.16 | 69.36 | 64.84 | 69.36 | ||||
| 7 | align=left | align=left |  | x | 60.31 | 66.65 | 63.24 | 67.44 | 66.77 | 67.44 | |||
| 8 | align=left | align=left | x | 65.92 | x | 62.55 | x | 56.93 | 65.92 | ||||
| 9 | align=left | align=left | | 65.80 | 64.56 | 64.47 | 65.80 | ||||||
| 10 | align=left | align=left | 60.31 | 65.37 | 64.32 | 65.37 | |||||||
| 11 | align=left | align=left |  | 63.12 | x | 65.03 | 65.03 | ||||||
According to an unofficial count, 11 athletes from 8 countries participated in the event.
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