Dianne Feinstein, born Dianne Emiel Goldman, (born June 22, 1933) is the senior United States Senator from California. She is a member of the U.S. Democratic Party and has been in Senate since November 4, 1992. She was also the 38th Mayor in San Francisco from 1978 to 1988.
She is the first woman to have presided over a U.S. presidential inauguration.