In Colombia is a surname of Spanish origin. It is also a color, especially used to designate horses coat or the color of the eyes. Is equivalent to Brown, dark brown. The chestnut is also the common name of a tree in the Fagaceae family. It is also called chestnut, concha Hedgehog. Its scientific name is Castanea sativa. There is also a marine cefalópodo mollusc called Brown (Sepia elegans Sapiidae family).
