Dinkey Creek is an unincorporated community in Fresno County, California. It is located on Dinkey Creek, at an elevation of 5987 feet. A post office operated at Dinkey Creek from 1925 to 1972. Dinkey was the name of a dog who lost a fight with a grizzly bear. The community was home to Camp Mar-Y-Mac, which operated from 1951 to 1981.