Matanza de los Oteros is a municipality in the province of León, Spain.[1] It has an area of 20.69 mi2 (53,58 km²) with a population of 179, as of 2017. It is about 28.58 mi (46 km) south of the Leonese capital, León.
The Matanza toponym is found in the province of Soria (Matanza de Soria), and in Salamanca (Valdematanza), and in León (Matanza de la Sequeda and Matanza de los Oteros).