Stony Hollow Run is a long 1st order tributary to Caldwell Creek in Warren County, Pennsylvania, United States.
Stony Hollow Run rises about 2 miles southeast of Vrooman, Pennsylvania and then flows southeast to join Caldwell Creek about 1 mile southwest of Selkirk, Pennsylvania.
Stony Hollow Run drains of area, receives about 45.1 in/year of precipitation, has a wetness index of 419.01, and is about 76% forested.