Katie Sullivan is an American politician. She is a Democrat representing the 89th district in the Montana House of Representatives.
In March 2018, former Representative Dave Severson was appointed to replace Nate McConnell in the Montana House, and decided not to file for election. Sullivan filed for election and won a four-way Democratic primary with 49.8% of the vote. She went on to win the general election with 62.4% of the vote.
In the 2020 general election, Sullivan won the general election and was reelected to the Montana House.
As of July 2020, Sullivan sits on the following committees:
Sullivan has a degree in human biology from the University of Montana, a JD from the University of Montana School of Law, and an LLM from the University of Colorado.