1974 United States Senate election in Missouri

1974 United States Senate election in Missouri
	County results ; Eagleton: 40–50% 50–60% 60–70% 70–80%; Curtis: 40–50% 50–60% 60–70%
U.S. senator before election; Thomas Eagleton; Democratic	Elected U.S. Senator ; Thomas Eagleton; Democratic

The 1974 United States Senate election in Missouri was held on November 5, 1974. Incumbent Democrat Thomas Eagleton defeated Republican nominee Thomas B. Curtis, a former U.S. Representative, with 60.07% of the vote. This was a rematch of the 1968 election, when Eagleton defeated Curtis by a narrow margin.