| Ramsey Run | |
| Name Other: | Tributary to Brandywine Creek |
| Map Size: | 180 |
| Pushpin Map: | Delaware#USA |
| Pushpin Map Size: | 180 |
| Pushpin Map Caption: | Location of Ramsey Run mouth |
| Pushpin Map Alt: | Map of Ramsey Run mouth location |
| Subdivision Type1: | Country |
| Subdivision Name1: | United States |
| Subdivision Type2: | State |
| Subdivision Name2: | Delaware |
| Subdivision Type3: | County |
| Subdivision Name3: | New Castle |
| Discharge1 Location: | Brandywine Creek |
| Source1: | Hurricane Run divide |
| Source1 Location: | about 0.5 miles southeast of Beaver Valley, Delaware[1] |
| Source1 Coordinates: | 39.8275°N -75.5556°W[2] |
| Source1 Elevation: | 340feet |
| Mouth: | Brandywine Creek |
| Mouth Location: | about 0.5 miles southwest of Beaver Valley, Delaware[3] |
| Mouth Coordinates: | 39.8286°N -75.5725°W |
| Mouth Elevation: | 148feet |
| Progression: | west |
| River System: | Delaware River |
| Tributaries Left: | unnamed tributaries |
| Tributaries Right: | unnamed tributaries |
| Bridges: | Ramsey Road |
Ramsey Run is a 1st order tributary to Brandywine Creek in New Castle County, Delaware.
Ramsey Run rises about 0.5 miles southeast of Beaver Valley, Delaware,[1] and then flows west to join Brandywine Creek about 0.5 miles southwest of Beaver Valley, Delaware.[3]