Lawrenceburg is a home rule-class city in Anderson County, Kentucky, United States. The population was 11,728 at the 2020 census. It is the seat of its county. Lawrenceburg is part of the Frankfort, Kentucky, micropolitan statistical area.

The site of Lawrenceburg was settled in the early 1780s by a German immigrant named Jacob Kaufman and was first called Kaufman's or Coffman's Station. The post office was established as Lawrenceburg on January 22, 1817, for William Lawrence, a local tavern owner. The community was incorporated as Lawrence in 1820 by the Court of Franklin County (of which it was then a part) but renamed Lawrenceburg in 1827. James Lawrence, a naval officer, is the namesake.

The city was formally incorporated by the state assembly in 1850.

The Four Roses distillery in Lawrenceburg was founded in 1888 and the physical distillery was built in 1910 in Spanish Mission-style architecture, and it is listed on the National Register of Historic Places. The Wild Turkey bourbon distillery is also located in Lawrenceburg.

According to the United States Census Bureau, the city has a total area of 3.7 square miles (9.6 km²), all land.

As of the 2020 census, Lawrenceburg had a population of 11,728. The median age was 37.4 years. 25.0% of residents were under the age of 18 and 15.5% of residents were 65 years of age or older. For every 100 females there were 92.5 males, and for every 100 females age 18 and over there were 87.0 males age 18 and over.

99.6% of residents lived in urban areas, while 0.4% lived in rural areas.

There were 4,678 households in Lawrenceburg, of which 34.8% had children under the age of 18 living in them. Of all households, 46.2% were married-couple households, 16.3% were households with a male householder and no spouse or partner present, and 29.5% were households with a female householder and no spouse or partner present. About 27.0% of all households were made up of individuals and 11.4% had someone living alone who was 65 years of age or older.