| Simons River | |
| Map Size: | 180 |
| Map Alt: | Map of Simons River mouth |
| Pushpin Map: | Delaware#USA |
| Pushpin Map Size: | 180 |
| Pushpin Map Alt: | Location of Simons River mouth with Delaware Bay |
| Subdivision Type1: | Country |
| Subdivision Name1: | United States |
| Subdivision Type2: | State |
| Subdivision Name2: | Delaware |
| Subdivision Type3: | County |
| Subdivision Name3: | Kent |
| Length: | 1.8 miles[1] |
| Source1 Coordinates: | 39.2128°N -75.43°W[2] |
| Mouth Location: | 4.7 miles northeast of Little Creek, Delaware[3] |
| Mouth Coordinates: | 39.2231°N -75.4042°W[4] |
| Mouth Elevation: | sea level (0 ft.) |
| River System: | Delaware River |
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.