Walbrook is a ward, a street and a subterranean river in the City of London.
Walbrook may also refer to:
- Places
- Walbrook, Baltimore, a neighborhood in Baltimore, Maryland, USA
- Walbrook High School, a high school in Baltimore, Maryland, USA
- People
- Louise Walbrook, pen name of novelist Edith Templeton (1916–2006)
- Anton Walbrook (1896–1967), Austrian actor