Butler is a home rule-class city in Pendleton County, Kentucky, in the United States.

The city of Butler was established around 1852 when the Kentucky Central Railroad was built through the area.

When it was incorporated on February 1, 1868, the city was named for area's earlier U.S. representative William O. Butler.

As of the census[4] of 2000, there were 613 people, 237 households, and 164 families residing in the city.

23.6% of all households were made up of individuals, and 5.9% had someone living alone who was 65 years of age or older.