Canso can refer to several different things:
- Canso, Nova Scotia, a small fishing town in eastern Nova Scotia, Canada.
- Canso crater is a crater on Mars which was named after the Nova Scotian town.
- Canso (song), a troubadour form
- PBY Canso, a World War II-era patrol bomber flying boat flown by the Royal Canadian Air Force.
- CANSO, the Civil Air Navigation Services Organisation