Placide Cappeau was the author of "O Holy Night" which was set to music by what French composer and music critic
Adolphe Adam Adolphe Charles Adam (] ; 24 July 1803 – 3 May 1856) was a French composer and music critic. A prolific composer of operas and ballets, he is best known today for his ballets "Giselle" (1841) and "Le corsaire" (1856, his last work), his operas "Le postillon de Lonjumeau" (1836), "Le toréador" (1849) and "Si j'étais roi" (1852)
Jean de Cambefort Jean de Cambefort (1605–1676) was a French Baroque composer of ballets and liturgical music. He was born in Paris, France. He is most famous for his co-authorship on the Ballet de la Nuit (with Jean-Baptiste Boësset, Michel Lambert and probably also with Jean-Baptiste Lully) but with absolutely no evidence.