Earl Day Ehrhart (born August 8, 1959) is an American politician from the state of Georgia. As of 2007, he is a Republican member of the Georgia House of Representatives representing District 36, which encompasses parts of western Cobb County.Born in Miami, Florida, Ehrhart has lived in Cobb since 1964 and resides in Powder Springs. He graduated from the University of Georgia with a Bachelor of Arts in political science in 1980.