Wyoming's 9th State Senate district is one of 31 districts in the Wyoming Senate.

The district encompasses part of Albany County.

[2] It has been represented by Democratic Senator Chris Rothfuss, the Senate minority leader, since 2013.

[3] In 1992, the state of Wyoming switched from electing state legislators by county to a district-based system.

[4] Democratic incumbent Chris Rothfuss won the election with no challengers.