Dry Branch is a long 2nd order tributary to Whitethorn Creek in Pittsylvania County, Virginia.
Dry Branch rises at Chalk Level, Virginia and then flows south-southeast to join Whitethorn Creek about 0.5 miles southwest of Markham.
Dry Branch drains of area, receives about 45.3 in/year of precipitation, has a wetness index of 522.22, and is about 51% forested.