Gravel Run is a 5.48 mi (8.82 km) long 2nd order tributary to French Creek in Crawford County, Pennsylvania.

According to the Geographic Names Information System, it has also been known historically as:[1] Gravel Run rises about 1.5 miles west of Pinney Corners, Pennsylvania, and then flows generally west-northwest to join French Creek about 1.5 miles west of Woodcock, Pennsylvania.

[3] Gravel Run drains 11.73 square miles (30.4 km2) of area, receives about 44.9 in/year of precipitation, has a wetness index of 436.22, and is about 53% forested.

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