Henryetta is a city in Okmulgee County, Oklahoma, United States. The population was 6,096 at the 2000 census.
Henryetta is notable as the high school hometown of NFL Hall of Fame quarterback Troy Aikman. Other famous former and current residents include actress Alice Ghostley (Bewitched, Grease, Designing Women), as well as rodeo favorites Jim Shoulders and Terry Don West and it is the birthplace of Oklahoma Supreme Court Chief Justice Steven W. Taylor. It is also referenced as character Stevie Rae's hometown in the book series House of Night. Henryetta is mentioned in the King of the Hill episode "Harlottown" as Arlen's new city manager's prior town. Henryetta's school teams were known for their unusual nickname, the "Mud Hens" (later "Hens" and "Fighting Hens"), until a student petition led to a name change (to "Knights") in 1989. Henryetta is also famous for having a ban on dancing from 1957 until the late 1970s.
Henryetta is located at 35°26′33″N 95°59′6″W / 35.4425°N 95.985°W / 35.4425; -95.985 (35.442379, -95.985000).