Lominchar is a municipality in the province of Toledo, within the autonomous community of Castile-La Mancha, Spain. It lies in the central part of the country, in the region historically known as Castile.
According to the 2006 census conducted by Spain's National Statistics Institute (INE), the municipality had a population of 1,429 inhabitants. As a municipality, Lominchar is one of the many small local administrative units that make up the province of Toledo.