Rodney Leland Blum (; born April 26, 1955) is an American businessman and politician who served as the U.S. representative for Iowa's 1st congressional district from 2015 to 2019. A member of the Republican Party, he was first elected in 2014 and won a second term in the 2016 elections. Bloom has described himself as a member of the Tea Party movement. In 2018, he was defeated for reelection by Democrat Abby Finkenauer.