| Bonygutt Brook | |
| Subdivision Type1: | Country |
| Subdivision Name1: | United States |
| Subdivision Type2: | State |
| Subdivision Name2: | New Jersey |
| Subdivision Type3: | County |
| Subdivision Name3: | Middlesex |
| Source1: | Plainfield, New Jersey |
| Source1 Location: | Plainfield, New Jersey |
| Source1 Coordinates: | 40.5953°N -74.4467°W |
| Mouth: | Green Brook |
| Mouth Location: | Middlesex, New Jersey |
| Mouth Coordinates: | 40.5869°N -74.4892°W |
| Mouth Elevation: | 39feet |
Bonygutt Brook is a tributary of Green Brook in Union and Middlesex Counties, New Jersey in the United States.
Bonygutt Brook flows from the city of Plainfield to Middlesex.