Christiane Legrand was a French soprano.
Legrand was born in Paris, the daughter of film composer Raymond Legrand, who wrote "Irma la Douce", and the sister of the composer Michel Legrand. Legrand studied piano and classical music from the time she was four. Jazz critic and composer André Hodeir discovered her in 1957, and she became the lead singer in the most notable French jazz vocal groups of the 1960s, including Les Double Six.
Legrand was the original lead soprano of the Swingle Singers and was the vocalist who dubbed the part of Madame Emery in Les parapluies de Cherbourg, the music for which was composed by her brother Michel Legrand