Dianne Feinstein has built a reputation as an independent voice, working with members on both sides of the aisle to find common-sense solutions to the problems facing California and the Nation.
Dianne was first elected to the Senate in 1992, as per her biography. She was the first woman President of the San Francisco Board of Supervisors, the first woman Mayor of San Francisco from 1978 to 1988, the first woman elected Senator of California, and the first woman member of the Senate Judiciary Committee.
As for the question whether Dianne is officially a Democrat or Republican? She is a member of the, having served in the Senate since 1992.