Hudson Branch is a long 2nd order tributary to Spring Creek in Kent County, Delaware.
According to the Geographic Names Information System, it has also been known historically as:
Hudson Branch rises on the Cow Marsh Ditch divide about southwest of Riverdale Estates, Delaware. Hudson Branch then flows easterly to meet Spring Creek about northwest of Frederica, Delaware.
Hudson Branch drains of area, receives about 44.9 in/year of precipitation, has a topographic wetness index of 597.91 and is about 6.0% forested.