John Nichols Boozman (born December 10, 1950) is an American politician and former optometrist serving as the senior United States senator from Arkansas, a seat he has held since 2011. A member of the Republican Party, he was the U.S. representative for Arkansas's 3rd congressional district from 2001 to 2011. He is the dean of Arkansas's congressional delegation.
Boozman was elected to the United States Senate in 2010, defeating Democratic incumbent Blanche Lincoln by a 21-point margin and becoming the first Republican to be elected to the seat since Reconstruction. He took office in January 2011 and is the ranking Republican on the Senate Agriculture, Nutrition, and Forestry Subcommittee on Commodities, Risk Management and Trade and the Senate Appropriations Committee Subcommittee on Military Construction and Veterans Affairs and Related Agencies. He is also a senior member of the United States Senate Committee on Veterans' Affairs. Boozman became the senior senator from Arkansas in 2015 when Mark Pryor left the Senate after his defeat. Boozman was reelected in 2016.