Lynx is an unincorporated community in southwestern Brush Creek Township, Adams County, Ohio, United States. It has a post office with the ZIP code 45650. It is located along State Route 125.
A post office called Lynx has been in operation since 1879. The community was named after the lynx, which once was a common sight in the area.
Among its notable people is former Major League Baseball pitcher John Purdin.