Sibley may refer to:
Places and landmarks edit
In Canada:
- Sibley Peninsula, Ontario (on Lake Superior)
In the United States:
Other edit
- Sibley–Ahlquist taxonomy of birds, a phenetic DNA-based taxonomy of birds
- Sibley's, a former New York state department store chain
- Sibley's Shoes, a former Michigan retail footwear chain
- Sibley fire, a 1904 New York disaster