2004 United States Senate election in Arkansas

2004 United States Senate election in Arkansas
	County results; Lincoln: 50–60% 60–70% 70–80%; Holt: 50–60%
U.S. senator before election; Blanche Lincoln; Democratic	Elected U.S. Senator ; Blanche Lincoln; Democratic

The 2004 United States Senate election in Arkansas took place on November 2, 2004 alongside other elections to the United States Senate in other states as well as elections to the United States House of Representatives and various state and local elections.

Incumbent Senator Blanche Lincoln won re-election to a second term in office despite President George W. Bush winning the state on the same ballot. As of 2023^[update], this was the last time Democrats won the Class 3 Senate seat from Arkansas or that Arkansas elected a female to the U.S. Senate.