| Event: | Men's discus throw |
| Competition: | European Athletics Championships |
The men's discus throw at the 1966 European Athletics Championships was held in Budapest, Hungary, at Népstadion on 30 and 31 August 1966.
The winning margin was 8 cm which with the conclusion of the 2024 championships remains the only time the men's discus throw has been won by less than 10 cm at these championships.
| Gold | Detlef Thorith | |
| Silver | Hartmut Losch | |
| Bronze | Lothar Milde |
31 August
| Rank | Name | Nationality | Result | Notes | |||
|---|---|---|---|---|---|---|---|
| align=left | align=left | 57.42 | |||||
| align=left | align=left | 57.34 | |||||
| align=left | align=left | 56.80 | |||||
| 4 | align=left | align=left |  | 56.76 | |||
| 5 | align=left | align=left | 56.24 | ||||
| 6 | align=left | align=left |  | 55.96 | |||
| 7 | align=left | align=left | | 55.94 | |||
| 8 | align=left | align=left | 54.20 | ||||
| 9 | align=left | align=left | 53.98 | ||||
| 10 | align=left | align=left |  | 53.72 | |||
| 11 | align=left | align=left | 53.66 | ||||
| 12 | align=left | align=left | | 53.46 |
30 August
| Rank | Name | Nationality | Result | Notes | |||
|---|---|---|---|---|---|---|---|
| 1 | align=left | align=left | 57.54 | CR Q | |||
| 2 | align=left | align=left | 56.86 | Q | |||
| 3 | align=left | align=left | | 56.74 | Q | ||
| 4 | align=left | align=left | 56.70 | Q | |||
| 5 | align=left | align=left | 56.42 | Q | |||
| 6 | align=left | align=left | 55.84 | Q | |||
| 7 | align=left | align=left | | 55.30 | Q | ||
| 8 | align=left | align=left | | 54.38 | Q | ||
| 9 | align=left | align=left | 54.32 | Q | |||
| 10 | align=left | align=left | 54.22 | Q | |||
| 11 | align=left | align=left | | 54.20 | Q | ||
| 12 | align=left | align=left | | 54.08 | Q | ||
| 13 | align=left | align=left | | 53.60 | |||
| 14 | align=left | align=left |  | 53.22 | |||
| 15 | align=left | align=left | 53.02 | ||||
| 16 | align=left | align=left | 53.02 | ||||
| 17 | align=left | align=left | | 52.84 | |||
| 18 | align=left | align=left |  | 51.06 | |||
| 19 | align=left | align=left | | 50.96 | |||
| 20 | align=left | align=left |  | 49.84 | |||
| 21 | align=left | align=left |  | 48.36 | |||
| 22 | align=left | align=left | 47.96 | ||||
| 23 | align=left | align=left |  | 47.36 | |||
| 24 | align=left | align=left |  | 45.18 |
According to an unofficial count, 24 athletes from 14 countries participated in the event.
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