List of United States Senators from Arkansas

Arkansas was admitted to the Union on June 15, 1836, and elects its senators to Class 2 and Class 3. Arkansas's Senate seats were declared vacant in July 1861, due to its secession from the Union. They were again filled from June 1868. Its current senators are Republicans John Boozman and Tom Cotton.

Class 2

Class 2 U.S. Senators belong to the electoral cycle that were elected in the first election of 1836, for three Congresses, starting with the 24th and the seat was contested again for the 27th, 30th, and every three Congresses (six years) thereafter. The seat in recent years has been contested in 2002, 2008, and 2014. The next election is in 2020.

Class 3

Class 3 U.S. Senators belong to the electoral cycle that were elected in the first election of 1836, for one Congress starting with the 24th and the seat was contested again for the 25th, 28th, and every three Congresses (six years) thereafter. The seat in recent years has been contested in 1998, 2004, and 2010, and 2016. The next election will be in 2022.

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