Coordinates: 18°51′07″N 71°37′49″W / 18.85203°N 71.63020°W
El Llano, Dominican Republic (in English, The Plain) is a Dominican municipality in the Elías Piña Province.
The municipality had, in 2002, a total population of 8,151: 4,376 men and 3,775 women. The urban population was 30.23% of the total population.
El Llano was elevated to the category of municipality by the law 3208 of 2 July 1974. Before that date, it was part of Comendador.
The main economic activity of the municipality is agriculture.