Disapproval Rating: 49 Percent
Approval Rating: 40 Percent
No Opinion: 11 Percent
McConnell is the least popular senator on this list, with a 49 percent disapproval rating from his constituents. McConnell has held leadership positions among his GOP colleagues in the Senate since the early 2000s. He became the majority leader in January 2015, when the Republicans took control of the chamber.
