Allegheny

(See also the variants Allegany and Alleghany.)

Allegheny may refer to:

A County

• Allegheny County, Pennsylvania

A Township

• Allegheny Township, Blair County, Pennsylvania
• Allegheny Township, Butler County, Pennsylvania
• Allegheny Township, Cambria County, Pennsylvania
• Allegheny Township, Somerset County, Pennsylvania
• Allegheny Township, Venango County, Pennsylvania
• Allegheny Township, Westmoreland County, Pennsylvania

A Populated Place

• Allegheny, Kentucky
• Allegheny, Pennsylvania, a city annexed by the city of Pittsburgh in 1907

A Mountain Range

• Allegheny Mountains, part of the Appalachian Mountain Range in West Virginia, Pennsylvania, Maryland and Virginia