Hayfield may refer to:
A field used to grow grasses for hay
Places Hayfield, Alberta, Canada United Kingdom Hayfield, Derbyshire, a village and civil parish in Derbyshire, England Hayfield, Fife, a location in Scotland Hayfield Road, Oxford, England
United States Hayfield, Iowa, an unincorporated community Hayfield Junction, Iowa, an unincorporated community Hayfield, Minnesota, a city in Dodge County Hayfield, Fairfax County, Virginia Hayfield, Frederick County, Virginia Hayfield Dundee, Louisville, a neighborhood in eastern Louisville, Kentucky Hayfield Secondary School, the oldest secondary school in the Fairfax County Public Schools system of Virginia Hayfield Township, Crawford County, Pennsylvania Hayfield Township, Dodge County, Minnesota
People with the surname Andrew Osborne Hayfield (1905–1981), American businessman and politician Matt Hayfield (born 1975), English footballer Nancy Hayfield, American author, editor and publisher
Others The Hayfield Fight, an 1867 engagement of Red Cloud's War, between troops of the U.S. Army and Native American warriors Hemizonia congesta, a species of flowering plant in the daisy family commonly known by the name hayfield tarweed Heyfield, Victoria, Australia