Look up downside in Wiktionary, the free dictionary.
Downside may refer to:
- Downside, North Somerset, a sub-district of Backwell, Somerset, England
- Downside, Somerset, a hamlet near Chilcompton in England
- Downside Abbey, a monastery in Somerset, England
- Downside School, a public school in Somerset, England
- Downside, Surrey, a small village in Surrey, England
- Downside, New South Wales, Australia