Saint-Malo is a port city in Brittany, France.
Saint Malo may also refer to:
- Malo (saint) (born c. 520), 6th century saint, founder and namesake of the Breton city
- Saint-Malo, Quebec, a municipality in Quebec, Canada
- St. Malo, Manitoba, a town in Manitoba, Canada
- Saint Malo, Louisiana, a former village in Louisiana, USA