Rodney Leland Blum 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.

David Edmund Young is an American politician who currently serves as a member of the Iowa House of Representatives from the 28th District, and previously served as the U.S. representative for Iowa's 3rd congressional district from 2015 to 2019. A member of the Republican Party, he is a native and resident of Van Meter, a western suburb of Des Moines. He was first elected in 2014 and reelected in 2016; he lost reelection in 2018 to Democrat Cindy Axne. Young unsuccessfully challenged Axne in 2020 in a rematch, losing by 1.3%.