| Cator Roundtop | |
| Location: | Grand Gorge, New York, U.S. |
| Coordinates: | 42.2536°N -74.5719°W |
| Coordinates Ref: | [1] |
| Topo: | USGS Roxbury |
| Map: | New York#USA |
Cator Roundtop is a mountain located in the Catskill Mountains of New York south-southwest of Grand Gorge. Hack Flats is located northeast, Red Kill Ridge is located southeast, and Red Mountain is located northeast of Cator Roundtop.