Antonio de León Cubillo Ferreira (3 June 1930 - 10 December 2012) was a politician, lawyer, and independentist militant of the Canary Islands.Cubillo was born on 3 June 1930 in San Cristóbal de La Laguna and received a law degree from the University of La Laguna. He was married and had 3 children. He died on 10 December 2012 at his home in Santa Cruz de Tenerife.