Sue Cahill (born 1959) is an American politician and educator.

She graduated from Archbishop O'Hara High School and received a bachelor's of arts degree in communications from Benedictine College and a bachelor's of arts degree in education from Buena Vista University.

[2] During the 2020 Iowa Democratic presidential caucuses, Cahill supported Pete Buttigieg.

[citation needed] Cahill was first elected to the Iowa House of Representatives for the 71st district in 2020, assuming office on January 11, 2021.

[3] She ran unopposed in the Democratic primary and defeated Republican nominee Tony Reed in the November general election, receiving 6,800 votes to his 5,315.