Amy Jean Klobuchar (born May 25, 1960) is an American politician and lawyer serving as the senior United States senator from Minnesota, a seat she has held since 2007. A member of the Minnesota Democratic–Farmer–Labor Party (DFL), Minnesota's affiliate of the Democratic Party, she previously served as the County Attorney of Hennepin County, Minnesota. Born in Plymouth, Minnesota, Klobuchar graduated from Yale University and the University of Chicago Law School. She was a partner at two Minneapolis law firms before being elected county attorne…