Cristóbal Halffter Jiménez-Encina (24 March 1930 – 23 May 2021) was a Spanish classical composer and conductor. He was the nephew of two other composers, Rodolfo and Ernesto Halffter. He was seen as the most important Spanish composer of the generation of composers during the Generación del 51. He was born in Madrid.
During the 1960s and 1970s, Halffter composed a number of works relating to human rights, including the 1968 choral work Yes, speak out, yes. He was awarded Spain's highest award for composition, the Premio Nacional de Música, in 1989.