Sibley may refer to: Sibley (surname) Sibley (automobile) Places and landmarks In Canada: Sibley Peninsula, Ontario (on Lake Superior) In the United States: Sibley, Illinois Sibley, Iowa Sibley, Kansas Sibley, Louisiana Sibley, Mississippi Sibley, Missouri Sibley, North Dakota Sibley County, Minnesota Sibley Memorial Hospital, in Washington, D.C. Robert Sibley Volcanic Regional Preserve, in California Sibley Park Other 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