| Lou Massenberg | |
| Nationality: | German |
| Birth Date: | 13 November 2000 |
| Height: | 1.73 m |
| Weight: | 72 kg |
| Country: |  Germany |
| Sport: | Diving |
| Event: | 3 m synchro |
| Club: | Berliner TSC |
| Show-Medals: | yes |
Lou Massenberg (born 13 November 2000) is a German diver.[1]
He is a three time European champion, having won won a gold medal in the 3 m mixed synchro springboard competition at the 2018 European Aquatics Championships[2] and 2022 European Aquatics Championships as well as gold in the team event at the 2019 European Diving Championships. Additionally, he was a medalist at the 2019 World Aquatics Championships.