| Event: | Men's 66 kg |
| Championship: | 2020 European Judo Championships |
| Date: | 19 November |
| Venue: | O2 Arena |
| Location: |  Prague, Czech Republic |
| Competitors: | 32 |
| Nations: | 23 |
| Gold: | Orkhan Safarov |
| Gold Value: | 1 |
| Gold Nation: | AZE |
| Silver: | Tal Flicker |
| Silver Nation: | ISR |
| Bronze: | Denis Vieru |
| Bronze Nation: | MDA |
| Bronze2: | Kilian Le Blouch |
| Bronze2 Nation: | FRA |
| Prev: | Minsk 2019 |
| Next: | Lisbon 2021 |
The men's 66 kg competition at the 2020 European Judo Championships was held on 19 November at the O2 Arena.[1]