The Simons River is a short river in Delaware in the United States, approximately 3 mi (5 km) long. It drains a wetlands area on the southern shore of Delaware Bay. It is formed in Bombay Hook National Wildlife Refuge approximately 5 mi (8 km) northwest of Dover, Delaware, by the confluence of Herring Branch and Green Creek. It flows in a serpentine course to the Delaware. The river is flanked on the north by the mouth of the Leipsic River. See also List of rivers of Delaware References Rivers of Delaware Rivers of Kent County, Delaware Tributaries of Delaware Bay