Things commonly known as Sunbeam or as a sunbeam include:
- Sunlight, as a ray or beam
- "Sunbeam" (see Galactic Patrol), a fictional weapon from the Lensman universe
- Sunbeam (locomotive) (see GWR_Sun_Class), a member of the Great Western Railway Sun Class of locomotives
- Sunbeam (motorcycle), a brand of motorcycle made by John Marston Ltd. of Wolverhamption, UK
- Sunbeam Bread, a franchised brand of white bread
- Sunbeam Car Company, a British maker of cars originally allied with Sunbeam bicycles and motorcycles under the company of John Marston Ltd
- Sunbeam Cases, a maker of acrylic or flashy computer cases
- Sunbeam Products, an American appliance/consumer products manufacturer founded in 1897
- Sunbeam School (see Schools in Varansi), a school in India
- "Chrysler Sunbeam" (see Hillman Avenger), a 1977 hatchback automobile