| Official Name: | Guyencourt, Delaware |
| Pushpin Map: | Delaware#USA |
| Pushpin Label: | Guyencourt |
| Pushpin Label Position: | top |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Delaware |
| Subdivision Type2: | County |
| Subdivision Name2: | New Castle |
| Timezone: | Eastern (EST) |
| Utc Offset: | -5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | -4 |
| Elevation Ft: | 249 |
| Coordinates: | 39.8136°N -75.5864°W |
| Area Code: | 302 |
| Blank Name: | GNIS feature ID |
| Blank Info: | 214048 |
Guyencourt is an unincorporated community in New Castle County, Delaware, United States. Guyencourt is located at the intersection of Delaware Route 100 and Guyencourt Road, north of Wilmington and south of the Pennsylvania border.