Croy may refer to:
- Croy, Switzerland, a municipality in the canton of Vaud
- One of several communities in Scotland, including:
- Croy, Highland
- Croy, North Lanarkshire
- The House of Croÿ, an ancient and wealthy family originating in Belgium
- Croy Castle in the municipality Laarbeek, the Netherlands
- Jürgen Croy, a former football goalkeeper for East Germany