| Monohansett Island | |
| Pushpin Map: | Massachusetts#USA |
| Coordinates: | 41.504°N -70.703°W[1] |
| Archipelago: | Elizabeth Islands |
| Total Islands: | 1 |
| Elevation Ft: | 7 |
| Country: | United States |
| Country Admin Divisions Title: | State |
| Country Admin Divisions: | Massachusetts |
| Country Admin Divisions Title 1: | County |
| Country Admin Divisions 1: | Dukes County |
Monohansett Island is one of the Elizabeth Islands between Cedar Island and Naushon Island. It is located in Dukes County, Massachusetts, just east of Naushon Island and southwest of Woods Hole in the Town of Gosnold. The name is of Indian origin that goes back to the close of the seventeenth century.