Thomas Overton (1753–1824) was an American military and political leader best known for having been the second to Andrew Jackson in his duel with Charles Dickinson in 1806.

He served throughout the Revolutionary War in the Continental Army, and was an original member of the Society of the Cincinnati in Virginia.

His son (by his first wife) Walter Hampden Overton was elected to the United States House of Representatives in 1828.

[5] He spent a number of years in mid-life in North Carolina (where he represented Moore County as a Senator in the State Legislature,[6] which made him a Brigadier General), and in about 1804 moved to Tennessee where he died in 1824.

His younger brother John (of Travellers Rest) was among Jackson's closest friends and was the founder of the city of Memphis.