Allegheny, Pennsylvania (disambiguation)

Allegheny, Pennsylvania may refer to:
 * Allegheny City, Pennsylvania, which was annexed by the city of Pittsburgh
 * The neighborhood of Allegheny Commons (Pittsburgh)
 * The neighborhood of Allegheny Center in Pittsburgh
 * Allegheny County, Pennsylvania
 * The neighborhood of Allegheny West (Pittsburgh)
 * The neighborhood of East Allegheny (Pittsburgh)
 * The neighborhood of Allegheny West, Philadelphia