Allegheny

Allegheny, Alleghany or Allegany may refer to:

==Places== === Geologic and geographic features === Allegheny River, in Pennsylvania and New York Allegheny Mountains, part of the Appalachian Mountain Range in West Virginia, Pennsylvania, Maryland and Virginia Allegheny Mountain (Pennsylvania), major mountain ridge in the northern part of the Allegheny Mountains Little Allegheny Mountain, in Pennsylvania and Maryland; see list of mountains of the Alleghenies Allegheny Mountain (West Virginia–Virginia), major mountain ridge in the southern part of the Allegheny Mountains Back Allegheny Mountain, in West Virginia Allegheny Plateau, which terminates in the east at the Allegheny Mountains Allegheny Front, the escarpment delineating the eastern edge of the Allegheny Plateau Allegheny Formation, a mapped bedrock unit of West Virginia, Maryland and Pennsylvania