Suzanne Crouch (born February 27, 1952) is an American politician who served as the 52nd lieutenant governor of Indiana, from 2017 to 2025. She previously served as the 56th state auditor of Indiana from 2014 to 2017. In 2024 she ran for governor of Indiana, losing the primary election to U.S. Senator Mike Braun.

A member of the Republican Party, Crouch served in the Indiana House of Representatives from 2005 to 2014. On December 15, 2013, Governor Mike Pence appointed her to serve as the 56th state auditor of Indiana. Crouch was reelected to that position in 2014. She resigned as state auditor following her election as lieutenant governor of Indiana in 2016.

Crouch graduated from Mater Dei High School in Evansville and received her Bachelor of Science degree from Purdue University as a political science major.

Crouch was elected Vanderburgh County Auditor in 1994 and served two terms.

Crouch was elected to the Vanderburgh County Board of Commissioners in 2002.

In 2005 was elected to the Indiana State Representative representing district 78.

After Indiana State Auditor Dwayne Sawyer resigned in 2013, Crouch was appointed to fill the position. In 2014, after the completion of Sawyer's term, the Republican Party of Indiana officially nominated Crouch for that year's election. On November 4, Crouch was elected by 23 points over Democratic nominee Mike Claytor, with 59.6% of the vote.

After Governor Mike Pence was named Donald Trump's running mate in the 2016 presidential election, he had to withdraw from the gubernatorial election. Eric Holcomb, the lieutenant governor of Indiana, was chosen as Republican nominee for governor, and Crouch as the nominee for lieutenant governor.