Barbara Goolsbee Bollier (born January 13, 1958) is an American physician and politician. From 2017 to 2021, she was a member of the Kansas Senate representing the 7th district, which includes Mission Hills, Kansas in Johnson County. Bollier is a member of the Democratic Party, after having left the Republican Party in 2018. Bollier was the Democratic nominee in the 2020 United States Senate election in Kansas, losing in the general election to Republican congressman Roger Marshall.