Windy Point is a boat ramp access point on Grand Lake St. Marys in Mercer County, Ohio, located about 3 miles south of Celina.

The area features a marina with bait and tackle services, parking facilities, and access to both the main lake and shallow bays suitable for fishing and recreational boating.

This location serves as a gateway to the Mercer Wildlife Area, which manages waterfowl habitat and offers public fishing opportunities on the lake.