Boltwood
Boltwood is the last name of:
- Bertram Boltwood (1870–1927), American radiochemist
Boltwood stands for:
- (8785) Boltwood , an asteroid in the main belt, see Alphabetical List of Asteroids / B
- Boltwood Observatory (observatory code 772), an observatory in Stittsville, ON , see list of observatory codes