Abercrombie Mountain is a tall peak in the Selkirk Mountains of northeast Washington located within the Colville National Forest. At 7,310 feet (2,228 m) in elevation, it is the highest point in Stevens County, and the second highest peak in eastern Washington. Gypsy Peak, within the Salmo-Priest Wilderness is at least 10 feet (3.0 m) taller. With a prominence of 5,168 feet (1,575 m), Abercrombie Mountain is one of the ultra prominent peaks in the United States, and is the 7th most prominent peak in the state of Washington.

Abercrombie Peak was named for Lieutenant William R. Abercrombie, who explored the nearby Pend Oreille River in 1879 and 1883.