Loretto is a city in Marion County, Kentucky, United States. The population was 623 at the 2000 census. The tiny city is best known as the home of the Maker's Mark bourbon distillery.
Loretto is located at 37°38′8″N 85°23′12″W / 37.63556°N 85.38667°W / 37.63556; -85.38667 (37.635576, -85.386601).
According to the United States Census Bureau, the city has a total area of 3.5 square miles (9.1 km2), all of which is land.