Barbara E. Gray (née Gantz; October 11, 1926 – March 28, 2014) was an American Democratic politician from Framingham, Massachusetts. She represented the 39th Middlesex district from 1973 to 1974, the 56th Middlesex district from 1975 to 1978, and the 6th Middlesex district from 1979 to 1996 in the Massachusetts House of Representatives. She was first elected as a Republican, but switched parties in October 1990.