John Ream Curtis (born May 10, 1960) is an American politician serving as the U.S. representative for Utah's 3rd congressional district since 2017. Before his election to Congress, Curtis, a Republican, served as mayor of Provo, Utah, from 2010 to 2017. On November 7, 2017, he won a special election to replace Jason Chaffetz in Congress after Chaffetz resigned. He was reelected in 2018, 2020, and 2022. He is a candidate in the 2024 United States Senate election in Utah.