Alexander Outlaw (1738–1826) was an American frontiersman and politician, active in the formation and early history of the state of Tennessee.

A veteran of the American Revolutionary War, he settled on the Appalachian frontier, in what is now Jefferson County, Tennessee, in the early 1780s.

He represented Jefferson County in the Tennessee Senate during the Third General Assembly (1799–1801) and was elected Speaker.

[3] After his senate term, he focused primarily on land speculation and law.

[2] Rural Mount, a house built by Outlaw for his son-in-law, Joseph Hamilton, still stands near Morristown, Tennessee, and is listed on the National Register of Historic Places.