Canso may refer to:
- Canso, Nova Scotia, a small fishing community in eastern Nova Scotia, Canada]
- Strait of Canso, between Cape Breton Island and mainland Nova Scotia, Canada
- Canso Causeway, a rock-fill causeway connecting Cape Breton Island to mainland 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
- Civil Air Navigation Services Organisation, the Civil Air Navigation Services Organisation