Thomas Francis Eagleton (September 4, 1929 – March 4, 2007) was a United States Senator from Missouri, serving from 1968–1987. He is best remembered for briefly being a Democratic Vice Presidential nominee, sharing the ticket under George McGovern in 1972. He was an adjunct professor of Public Affairs at Washington University for over a decade.
Eagleton was the son of another St. Louis politician, Mark D. Eagleton (who had run for mayor), and Zitta Swanson.
He graduated from St. Louis Country Day School, enlisted in the U.S. Navy for two years, and graduated from Amherst College in 1950, where he was a member of Delta Kappa Epsilon fraternity (Sigma Chapter). He then attended Harvard Law School.