Splashdown may refer to:
- Splashdown (spacecraft landing), the landing of spacecraft or satellites in a body of water
- Splashdown (seaQuest DSV episode), the second season finale of "seaQuest DSV"
- Splashdown (band), a rock / trip hop band from Massachusetts
- The Splashdowns (band), a surf music revivalists instrumental band.
- Splashdown (video game), a console video game series (Splashdown and Splashdown: Rides Gone Wild) about racing jet-skis
- Splashdown (album), an album by the band Hot Tuna
- Splashdown (water park), a water park in Poole, United Kingdom
- Splashdown Park, a water park in Tsawwassen, British Columbia, Canada
- Splashdown, an element on roller coasters
- Splashdown, a minor superhero from The Incredibles
- Splashdown (Transformers), a Transformers character.