Tetralogy (disambiguation)
Look up tetralogy in Wiktionary, the free dictionary.
A tetralogy is a set of four dramatic or literary works.
Tetralogy may also refer to:
- Ingo tetralogy, a series of children's novels by author Helen Dunmore.
 - Ware Tetralogy, a series of science fiction novels by author Rudy Rucker
 - Tetralogy (album), an album by trombonist Paul Rutherford
 - Tetralogy of Fallot, a congenital heart defect