Fanny Lucía Martínez Buenaventura (born 8 February 1973), better known professionally as Fanny Lú, is a Colombian singer-songwriter and actress from Santiago de Cali, Colombia. She studied at the University of the Andes and received a degree in industrial engineering. She is the mother of two children, Mateo and Valentina, and is currently divorced. She signed with Universal Music Latino record label.