Northstar
- Northstar — a Marvel Comics superhero.
- Northstar — A band from Alabama.
- Northstar at Tahoe — a ski resort in the Lake Tahoe area of California.
- Northstar (NS) — A Swedish demoscene group.
- The Cadillac Northstar System includes the Northstar V8 engine
- The NorthStar Horizon was an early microcomputer from Processor Technology.