Smyrna River
Template:Use American English Template:Infobox river
The Smyrna River is a Template:Convert<ref name=NHD>U.S. Geological Survey. National Hydrography Dataset high-resolution flowline data. The National Map, accessed April 1, 2011</ref> river in central Delaware in the United States.
It rises east of Smyrna, Delaware, at the confluence of Duck Creek and Mill Creek.<ref name=NHD/> It flows generally northeast, forming the boundary between Kent and New Castle counties. It enters Delaware Bay approximately Template:Convert northeast of Smyrna. It is navigable for its entire course.