| Leipsic River | |
| Name Other: | Tributary to Delaware Bay |
| Map Size: | 200 |
| Pushpin Map: | USA Delaware#USA |
| Pushpin Map Size: | 200 |
| Pushpin Map Caption: | Location of Leipsic River mouth |
| Subdivision Type1: | Country |
| Subdivision Name1: | United States |
| Subdivision Type2: | State |
| Subdivision Name2: | Delaware |
| Subdivision Type3: | County |
| Subdivision Name3: | Kent |
| Length: | 16.55miles[1] |
| Discharge1 Location: | Delaware Bay |
| Discharge1 Avg: | 56.82cuft/s at mouth with Delaware Bay[2] |
| Source1: | confluence of Pinks Branch and Taylor Branch |
| Source1 Location: | about 1 mile north of Seven Hickories, Delaware[3] |
| Source1 Coordinates: | 39.2319°N -75.6364°W[4] |
| Source1 Elevation: | 24feet[5] |
| Mouth: | Delaware Bay |
| Mouth Location: | about 0.25 miles south of Goose Point[6] |
| Mouth Coordinates: | 39.2444°N -75.4031°W[7] |
| Mouth Elevation: | 0feet[8] |
| Progression: | east |
| River System: | Delaware Bay |
| Basin Size: | [9] |
| Tributaries Left: | Pinks Branch Snows Branch Spruances Branch Bennefield Branch Raymond Gut Duck Creek |
| Tributaries Right: | Taylor Branch Willis Branch Alston Branch Dyke Branch Boat Gut |
| Waterbodies: | Masseys Millpond Garrisons Lake |
The Leipsic River is a 16.7adj=midNaNadj=mid river[10] in central Delaware in the United States.
It rises in northern Kent County, approximately northwest of Dover. It flows generally east, past Leipsic and entering Delaware Bay approximately northeast of Dover. The mouth of the river on Delaware Bay is surrounded by extensive wetlands that are protected as part of Bombay Hook National Wildlife Refuge.